Home / 1,005,346.80-1,387,376.03-546,461.35

Finding the Fourth Proportional to 1,005,346.80, 1,387,376.03 and 546,461.35

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Solution

The fourth proportional to 1,005,346.80, 1,387,376.03 and 546,461.35 is: 754,115.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,346.80 : 1,387,376.03 = 546,461.35 : x
  2. Step 2: Convert to fraction form
    1,005,346.80/1,387,376.03 = 546,461.35/x
  3. Step 3: Cross multiply
    1,005,346.80x = 1,387,376.03 × 546,461.35
  4. Step 4: Simplify right side
    1,005,346.80x = 758,147,376,209.15
  5. Step 5: Solve for x
    x = 758,147,376,209.15/1,005,346.80
  6. Step 6: Final answer
    x = 754,115.27

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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.