Home / 3,630,209.70-5,445,314.55-2,779,904.10

Finding the Fourth Proportional to 3,630,209.70, 5,445,314.55 and 2,779,904.10

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Solution

The fourth proportional to 3,630,209.70, 5,445,314.55 and 2,779,904.10 is: 4,169,856.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,630,209.70 : 5,445,314.55 = 2,779,904.10 : x
  2. Step 2: Convert to fraction form
    3,630,209.70/5,445,314.55 = 2,779,904.10/x
  3. Step 3: Cross multiply
    3,630,209.70x = 5,445,314.55 × 2,779,904.10
  4. Step 4: Simplify right side
    3,630,209.70x = 15,137,452,243,334.65
  5. Step 5: Solve for x
    x = 15,137,452,243,334.65/3,630,209.70
  6. Step 6: Final answer
    x = 4,169,856.15

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.