Home / 1,098,114.57-1,646,876.61-387,951.93

Finding the Fourth Proportional to 1,098,114.57, 1,646,876.61 and 387,951.93

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Solution

The fourth proportional to 1,098,114.57, 1,646,876.61 and 387,951.93 is: 581,823.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,098,114.57 : 1,646,876.61 = 387,951.93 : x
  2. Step 2: Convert to fraction form
    1,098,114.57/1,646,876.61 = 387,951.93/x
  3. Step 3: Cross multiply
    1,098,114.57x = 1,646,876.61 × 387,951.93
  4. Step 4: Simplify right side
    1,098,114.57x = 638,908,959,321.36
  5. Step 5: Solve for x
    x = 638,908,959,321.36/1,098,114.57
  6. Step 6: Final answer
    x = 581,823.59

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.