Home / 1,328,158.46-1,832,717.35-747,371.45

Finding the Fourth Proportional to 1,328,158.46, 1,832,717.35 and 747,371.45

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Solution

The fourth proportional to 1,328,158.46, 1,832,717.35 and 747,371.45 is: 1,031,293.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,328,158.46 : 1,832,717.35 = 747,371.45 : x
  2. Step 2: Convert to fraction form
    1,328,158.46/1,832,717.35 = 747,371.45/x
  3. Step 3: Cross multiply
    1,328,158.46x = 1,832,717.35 × 747,371.45
  4. Step 4: Simplify right side
    1,328,158.46x = 1,369,720,616,990.33
  5. Step 5: Solve for x
    x = 1,369,720,616,990.33/1,328,158.46
  6. Step 6: Final answer
    x = 1,031,293.07

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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.