Home / 1,098,696.90-1,516,068.99-615,224.10

Finding the Fourth Proportional to 1,098,696.90, 1,516,068.99 and 615,224.10

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Solution

The fourth proportional to 1,098,696.90, 1,516,068.99 and 615,224.10 is: 848,934.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,098,696.90 : 1,516,068.99 = 615,224.10 : x
  2. Step 2: Convert to fraction form
    1,098,696.90/1,516,068.99 = 615,224.10/x
  3. Step 3: Cross multiply
    1,098,696.90x = 1,516,068.99 × 615,224.10
  4. Step 4: Simplify right side
    1,098,696.90x = 932,722,179,910.66
  5. Step 5: Solve for x
    x = 932,722,179,910.66/1,098,696.90
  6. Step 6: Final answer
    x = 848,934.93

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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.