Home / 1,197,731.61-1,652,865.75-653,874.12

Finding the Fourth Proportional to 1,197,731.61, 1,652,865.75 and 653,874.12

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Solution

The fourth proportional to 1,197,731.61, 1,652,865.75 and 653,874.12 is: 902,344.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,197,731.61 : 1,652,865.75 = 653,874.12 : x
  2. Step 2: Convert to fraction form
    1,197,731.61/1,652,865.75 = 653,874.12/x
  3. Step 3: Cross multiply
    1,197,731.61x = 1,652,865.75 × 653,874.12
  4. Step 4: Simplify right side
    1,197,731.61x = 1,080,766,137,759.39
  5. Step 5: Solve for x
    x = 1,080,766,137,759.39/1,197,731.61
  6. Step 6: Final answer
    x = 902,344.17

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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.