Home / 1,116,650.97-1,541,138.13-626,672.79

Finding the Fourth Proportional to 1,116,650.97, 1,541,138.13 and 626,672.79

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Solution

The fourth proportional to 1,116,650.97, 1,541,138.13 and 626,672.79 is: 864,898.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,650.97 : 1,541,138.13 = 626,672.79 : x
  2. Step 2: Convert to fraction form
    1,116,650.97/1,541,138.13 = 626,672.79/x
  3. Step 3: Cross multiply
    1,116,650.97x = 1,541,138.13 × 626,672.79
  4. Step 4: Simplify right side
    1,116,650.97x = 965,789,331,702.48
  5. Step 5: Solve for x
    x = 965,789,331,702.48/1,116,650.97
  6. Step 6: Final answer
    x = 864,898.13

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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.