Home / 1,665,065.43-2,497,387.48-527,838.60

Finding the Fourth Proportional to 1,665,065.43, 2,497,387.48 and 527,838.60

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Solution

The fourth proportional to 1,665,065.43, 2,497,387.48 and 527,838.60 is: 791,691.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,665,065.43 : 2,497,387.48 = 527,838.60 : x
  2. Step 2: Convert to fraction form
    1,665,065.43/2,497,387.48 = 527,838.60/x
  3. Step 3: Cross multiply
    1,665,065.43x = 2,497,387.48 × 527,838.60
  4. Step 4: Simplify right side
    1,665,065.43x = 1,318,217,502,395.32
  5. Step 5: Solve for x
    x = 1,318,217,502,395.32/1,665,065.43
  6. Step 6: Final answer
    x = 791,691.11

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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.