Home / 2,425,706.40-3,638,732.40-742,807.20

Finding the Fourth Proportional to 2,425,706.40, 3,638,732.40 and 742,807.20

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Solution

The fourth proportional to 2,425,706.40, 3,638,732.40 and 742,807.20 is: 1,114,263.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,425,706.40 : 3,638,732.40 = 742,807.20 : x
  2. Step 2: Convert to fraction form
    2,425,706.40/3,638,732.40 = 742,807.20/x
  3. Step 3: Cross multiply
    2,425,706.40x = 3,638,732.40 × 742,807.20
  4. Step 4: Simplify right side
    2,425,706.40x = 2,702,876,625,593.28
  5. Step 5: Solve for x
    x = 2,702,876,625,593.28/2,425,706.40
  6. Step 6: Final answer
    x = 1,114,263.72

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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.