Home / 1,005,366.56-1,387,394.64-546,471.20

Finding the Fourth Proportional to 1,005,366.56, 1,387,394.64 and 546,471.20

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Solution

The fourth proportional to 1,005,366.56, 1,387,394.64 and 546,471.20 is: 754,124.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,366.56 : 1,387,394.64 = 546,471.20 : x
  2. Step 2: Convert to fraction form
    1,005,366.56/1,387,394.64 = 546,471.20/x
  3. Step 3: Cross multiply
    1,005,366.56x = 1,387,394.64 × 546,471.20
  4. Step 4: Simplify right side
    1,005,366.56x = 758,171,213,794.37
  5. Step 5: Solve for x
    x = 758,171,213,794.37/1,005,366.56
  6. Step 6: Final answer
    x = 754,124.16

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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.