Home / 1,515,428.74-2,273,569.50-662,575.28

Finding the Fourth Proportional to 1,515,428.74, 2,273,569.50 and 662,575.28

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Solution

The fourth proportional to 1,515,428.74, 2,273,569.50 and 662,575.28 is: 994,049.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,515,428.74 : 2,273,569.50 = 662,575.28 : x
  2. Step 2: Convert to fraction form
    1,515,428.74/2,273,569.50 = 662,575.28/x
  3. Step 3: Cross multiply
    1,515,428.74x = 2,273,569.50 × 662,575.28
  4. Step 4: Simplify right side
    1,515,428.74x = 1,506,410,948,061.96
  5. Step 5: Solve for x
    x = 1,506,410,948,061.96/1,515,428.74
  6. Step 6: Final answer
    x = 994,049.35

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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.