Home / 1,005,346.61-1,387,388.18-546,460.90

Finding the Fourth Proportional to 1,005,346.61, 1,387,388.18 and 546,460.90

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Solution

The fourth proportional to 1,005,346.61, 1,387,388.18 and 546,460.90 is: 754,121.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,346.61 : 1,387,388.18 = 546,460.90 : x
  2. Step 2: Convert to fraction form
    1,005,346.61/1,387,388.18 = 546,460.90/x
  3. Step 3: Cross multiply
    1,005,346.61x = 1,387,388.18 × 546,460.90
  4. Step 4: Simplify right side
    1,005,346.61x = 758,153,394,858.31
  5. Step 5: Solve for x
    x = 758,153,394,858.31/1,005,346.61
  6. Step 6: Final answer
    x = 754,121.40

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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.