Home / 1,259,325.24-1,737,905.24-686,402.52

Finding the Fourth Proportional to 1,259,325.24, 1,737,905.24 and 686,402.52

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Solution

The fourth proportional to 1,259,325.24, 1,737,905.24 and 686,402.52 is: 947,255.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,259,325.24 : 1,737,905.24 = 686,402.52 : x
  2. Step 2: Convert to fraction form
    1,259,325.24/1,737,905.24 = 686,402.52/x
  3. Step 3: Cross multiply
    1,259,325.24x = 1,737,905.24 × 686,402.52
  4. Step 4: Simplify right side
    1,259,325.24x = 1,192,902,536,257.20
  5. Step 5: Solve for x
    x = 1,192,902,536,257.20/1,259,325.24
  6. Step 6: Final answer
    x = 947,255.32

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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.