Home / 1,005,187.19-1,387,169.01-546,301.78

Finding the Fourth Proportional to 1,005,187.19, 1,387,169.01 and 546,301.78

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Solution

The fourth proportional to 1,005,187.19, 1,387,169.01 and 546,301.78 is: 753,902.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,187.19 : 1,387,169.01 = 546,301.78 : x
  2. Step 2: Convert to fraction form
    1,005,187.19/1,387,169.01 = 546,301.78/x
  3. Step 3: Cross multiply
    1,005,187.19x = 1,387,169.01 × 546,301.78
  4. Step 4: Simplify right side
    1,005,187.19x = 757,812,895,855.92
  5. Step 5: Solve for x
    x = 757,812,895,855.92/1,005,187.19
  6. Step 6: Final answer
    x = 753,902.27

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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.