Home / 1,343,529.76-1,854,002.64-739,801.12

Finding the Fourth Proportional to 1,343,529.76, 1,854,002.64 and 739,801.12

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Solution

The fourth proportional to 1,343,529.76, 1,854,002.64 and 739,801.12 is: 1,020,887.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,343,529.76 : 1,854,002.64 = 739,801.12 : x
  2. Step 2: Convert to fraction form
    1,343,529.76/1,854,002.64 = 739,801.12/x
  3. Step 3: Cross multiply
    1,343,529.76x = 1,854,002.64 × 739,801.12
  4. Step 4: Simplify right side
    1,343,529.76x = 1,371,593,229,554.96
  5. Step 5: Solve for x
    x = 1,371,593,229,554.96/1,343,529.76
  6. Step 6: Final answer
    x = 1,020,887.87

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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.