Home / 1,018,114.92-1,404,916.65-588,422.88

Finding the Fourth Proportional to 1,018,114.92, 1,404,916.65 and 588,422.88

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Solution

The fourth proportional to 1,018,114.92, 1,404,916.65 and 588,422.88 is: 811,976.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,018,114.92 : 1,404,916.65 = 588,422.88 : x
  2. Step 2: Convert to fraction form
    1,018,114.92/1,404,916.65 = 588,422.88/x
  3. Step 3: Cross multiply
    1,018,114.92x = 1,404,916.65 × 588,422.88
  4. Step 4: Simplify right side
    1,018,114.92x = 826,685,101,352.95
  5. Step 5: Solve for x
    x = 826,685,101,352.95/1,018,114.92
  6. Step 6: Final answer
    x = 811,976.22

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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.