Home / 1,535,397.25-2,118,836.37-847,098.11

Finding the Fourth Proportional to 1,535,397.25, 2,118,836.37 and 847,098.11

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Solution

The fourth proportional to 1,535,397.25, 2,118,836.37 and 847,098.11 is: 1,168,988.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,535,397.25 : 2,118,836.37 = 847,098.11 : x
  2. Step 2: Convert to fraction form
    1,535,397.25/2,118,836.37 = 847,098.11/x
  3. Step 3: Cross multiply
    1,535,397.25x = 2,118,836.37 × 847,098.11
  4. Step 4: Simplify right side
    1,535,397.25x = 1,794,862,285,487.86
  5. Step 5: Solve for x
    x = 1,794,862,285,487.86/1,535,397.25
  6. Step 6: Final answer
    x = 1,168,988.87

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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.