Home / 1,350,187.52-1,863,240.77-769,445.19

Finding the Fourth Proportional to 1,350,187.52, 1,863,240.77 and 769,445.19

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Solution

The fourth proportional to 1,350,187.52, 1,863,240.77 and 769,445.19 is: 1,061,824.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,350,187.52 : 1,863,240.77 = 769,445.19 : x
  2. Step 2: Convert to fraction form
    1,350,187.52/1,863,240.77 = 769,445.19/x
  3. Step 3: Cross multiply
    1,350,187.52x = 1,863,240.77 × 769,445.19
  4. Step 4: Simplify right side
    1,350,187.52x = 1,433,661,650,212.01
  5. Step 5: Solve for x
    x = 1,433,661,650,212.01/1,350,187.52
  6. Step 6: Final answer
    x = 1,061,824.11

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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.