Home / 1,165,385.56-1,608,262.14-656,106.16

Finding the Fourth Proportional to 1,165,385.56, 1,608,262.14 and 656,106.16

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Solution

The fourth proportional to 1,165,385.56, 1,608,262.14 and 656,106.16 is: 905,443.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,165,385.56 : 1,608,262.14 = 656,106.16 : x
  2. Step 2: Convert to fraction form
    1,165,385.56/1,608,262.14 = 656,106.16/x
  3. Step 3: Cross multiply
    1,165,385.56x = 1,608,262.14 × 656,106.16
  4. Step 4: Simplify right side
    1,165,385.56x = 1,055,190,696,948.78
  5. Step 5: Solve for x
    x = 1,055,190,696,948.78/1,165,385.56
  6. Step 6: Final answer
    x = 905,443.43

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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.