Home / 1,110,951.20-1,533,113.52-627,517.28

Finding the Fourth Proportional to 1,110,951.20, 1,533,113.52 and 627,517.28

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Solution

The fourth proportional to 1,110,951.20, 1,533,113.52 and 627,517.28 is: 865,974.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,110,951.20 : 1,533,113.52 = 627,517.28 : x
  2. Step 2: Convert to fraction form
    1,110,951.20/1,533,113.52 = 627,517.28/x
  3. Step 3: Cross multiply
    1,110,951.20x = 1,533,113.52 × 627,517.28
  4. Step 4: Simplify right side
    1,110,951.20x = 962,055,226,001.63
  5. Step 5: Solve for x
    x = 962,055,226,001.63/1,110,951.20
  6. Step 6: Final answer
    x = 865,974.33

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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.