Home / 1,443,988.26-2,157,206.54-934,397.82

Finding the Fourth Proportional to 1,443,988.26, 2,157,206.54 and 934,397.82

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Solution

The fourth proportional to 1,443,988.26, 2,157,206.54 and 934,397.82 is: 1,395,917.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,443,988.26 : 2,157,206.54 = 934,397.82 : x
  2. Step 2: Convert to fraction form
    1,443,988.26/2,157,206.54 = 934,397.82/x
  3. Step 3: Cross multiply
    1,443,988.26x = 2,157,206.54 × 934,397.82
  4. Step 4: Simplify right side
    1,443,988.26x = 2,015,689,083,593.75
  5. Step 5: Solve for x
    x = 2,015,689,083,593.75/1,443,988.26
  6. Step 6: Final answer
    x = 1,395,917.92

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.