Home / 2,235,706.20-3,353,559.30-1,290,922.20

Finding the Fourth Proportional to 2,235,706.20, 3,353,559.30 and 1,290,922.20

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Solution

The fourth proportional to 2,235,706.20, 3,353,559.30 and 1,290,922.20 is: 1,936,383.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,235,706.20 : 3,353,559.30 = 1,290,922.20 : x
  2. Step 2: Convert to fraction form
    2,235,706.20/3,353,559.30 = 1,290,922.20/x
  3. Step 3: Cross multiply
    2,235,706.20x = 3,353,559.30 × 1,290,922.20
  4. Step 4: Simplify right side
    2,235,706.20x = 4,329,184,149,386.46
  5. Step 5: Solve for x
    x = 4,329,184,149,386.46/2,235,706.20
  6. Step 6: Final answer
    x = 1,936,383.30

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Double scale
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Similar ratio
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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.