Home / 1,587,672.78-2,386,233.09-746,815.02

Finding the Fourth Proportional to 1,587,672.78, 2,386,233.09 and 746,815.02

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Solution

The fourth proportional to 1,587,672.78, 2,386,233.09 and 746,815.02 is: 1,122,444.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,587,672.78 : 2,386,233.09 = 746,815.02 : x
  2. Step 2: Convert to fraction form
    1,587,672.78/2,386,233.09 = 746,815.02/x
  3. Step 3: Cross multiply
    1,587,672.78x = 2,386,233.09 × 746,815.02
  4. Step 4: Simplify right side
    1,587,672.78x = 1,782,074,712,833.01
  5. Step 5: Solve for x
    x = 1,782,074,712,833.01/1,587,672.78
  6. Step 6: Final answer
    x = 1,122,444.58

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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.