Home / 1,241,404.71-1,713,083.81-725,206.39

Finding the Fourth Proportional to 1,241,404.71, 1,713,083.81 and 725,206.39

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Solution

The fourth proportional to 1,241,404.71, 1,713,083.81 and 725,206.39 is: 1,000,752.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,241,404.71 : 1,713,083.81 = 725,206.39 : x
  2. Step 2: Convert to fraction form
    1,241,404.71/1,713,083.81 = 725,206.39/x
  3. Step 3: Cross multiply
    1,241,404.71x = 1,713,083.81 × 725,206.39
  4. Step 4: Simplify right side
    1,241,404.71x = 1,242,339,325,617.55
  5. Step 5: Solve for x
    x = 1,242,339,325,617.55/1,241,404.71
  6. Step 6: Final answer
    x = 1,000,752.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.