Home / 1,902,445.11-2,625,373.62-1,042,986.92

Finding the Fourth Proportional to 1,902,445.11, 2,625,373.62 and 1,042,986.92

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Solution

The fourth proportional to 1,902,445.11, 2,625,373.62 and 1,042,986.92 is: 1,439,321.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,902,445.11 : 2,625,373.62 = 1,042,986.92 : x
  2. Step 2: Convert to fraction form
    1,902,445.11/2,625,373.62 = 1,042,986.92/x
  3. Step 3: Cross multiply
    1,902,445.11x = 2,625,373.62 × 1,042,986.92
  4. Step 4: Simplify right side
    1,902,445.11x = 2,738,230,332,646.18
  5. Step 5: Solve for x
    x = 2,738,230,332,646.18/1,902,445.11
  6. Step 6: Final answer
    x = 1,439,321.60

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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.