Home / 1,328,531.13-1,833,520.50-747,771.93

Finding the Fourth Proportional to 1,328,531.13, 1,833,520.50 and 747,771.93

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Solution

The fourth proportional to 1,328,531.13, 1,833,520.50 and 747,771.93 is: 1,032,008.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,328,531.13 : 1,833,520.50 = 747,771.93 : x
  2. Step 2: Convert to fraction form
    1,328,531.13/1,833,520.50 = 747,771.93/x
  3. Step 3: Cross multiply
    1,328,531.13x = 1,833,520.50 × 747,771.93
  4. Step 4: Simplify right side
    1,328,531.13x = 1,371,055,162,979.57
  5. Step 5: Solve for x
    x = 1,371,055,162,979.57/1,328,531.13
  6. Step 6: Final answer
    x = 1,032,008.31

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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.