Home / 1,182,881.76-1,632,337.74-747,531.72

Finding the Fourth Proportional to 1,182,881.76, 1,632,337.74 and 747,531.72

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Solution

The fourth proportional to 1,182,881.76, 1,632,337.74 and 747,531.72 is: 1,031,569.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,182,881.76 : 1,632,337.74 = 747,531.72 : x
  2. Step 2: Convert to fraction form
    1,182,881.76/1,632,337.74 = 747,531.72/x
  3. Step 3: Cross multiply
    1,182,881.76x = 1,632,337.74 × 747,531.72
  4. Step 4: Simplify right side
    1,182,881.76x = 1,220,224,238,403.11
  5. Step 5: Solve for x
    x = 1,220,224,238,403.11/1,182,881.76
  6. Step 6: Final answer
    x = 1,031,569.07

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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.