Home / 1,005,776.28-1,387,963.79-546,891.14

Finding the Fourth Proportional to 1,005,776.28, 1,387,963.79 and 546,891.14

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Solution

The fourth proportional to 1,005,776.28, 1,387,963.79 and 546,891.14 is: 754,705.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,776.28 : 1,387,963.79 = 546,891.14 : x
  2. Step 2: Convert to fraction form
    1,005,776.28/1,387,963.79 = 546,891.14/x
  3. Step 3: Cross multiply
    1,005,776.28x = 1,387,963.79 × 546,891.14
  4. Step 4: Simplify right side
    1,005,776.28x = 759,065,089,717.55
  5. Step 5: Solve for x
    x = 759,065,089,717.55/1,005,776.28
  6. Step 6: Final answer
    x = 754,705.70

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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.