Home / 1,615,646.82-2,423,962.44-763,372.92

Finding the Fourth Proportional to 1,615,646.82, 2,423,962.44 and 763,372.92

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Solution

The fourth proportional to 1,615,646.82, 2,423,962.44 and 763,372.92 is: 1,145,291.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,615,646.82 : 2,423,962.44 = 763,372.92 : x
  2. Step 2: Convert to fraction form
    1,615,646.82/2,423,962.44 = 763,372.92/x
  3. Step 3: Cross multiply
    1,615,646.82x = 2,423,962.44 × 763,372.92
  4. Step 4: Simplify right side
    1,615,646.82x = 1,850,387,285,793.12
  5. Step 5: Solve for x
    x = 1,850,387,285,793.12/1,615,646.82
  6. Step 6: Final answer
    x = 1,145,291.94

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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.