Home / 3,630,229.20-5,445,343.80-2,779,923.60

Finding the Fourth Proportional to 3,630,229.20, 5,445,343.80 and 2,779,923.60

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Solution

The fourth proportional to 3,630,229.20, 5,445,343.80 and 2,779,923.60 is: 4,169,885.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,630,229.20 : 5,445,343.80 = 2,779,923.60 : x
  2. Step 2: Convert to fraction form
    3,630,229.20/5,445,343.80 = 2,779,923.60/x
  3. Step 3: Cross multiply
    3,630,229.20x = 5,445,343.80 × 2,779,923.60
  4. Step 4: Simplify right side
    3,630,229.20x = 15,137,639,739,733.68
  5. Step 5: Solve for x
    x = 15,137,639,739,733.68/3,630,229.20
  6. Step 6: Final answer
    x = 4,169,885.40

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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.