Home / 1,083,902.68-1,495,780.86-625,015

Finding the Fourth Proportional to 1,083,902.68, 1,495,780.86 and 625,015

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Solution

The fourth proportional to 1,083,902.68, 1,495,780.86 and 625,015 is: 862,517.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,083,902.68 : 1,495,780.86 = 625,015 : x
  2. Step 2: Convert to fraction form
    1,083,902.68/1,495,780.86 = 625,015/x
  3. Step 3: Cross multiply
    1,083,902.68x = 1,495,780.86 × 625,015
  4. Step 4: Simplify right side
    1,083,902.68x = 934,885,474,212.90
  5. Step 5: Solve for x
    x = 934,885,474,212.90/1,083,902.68
  6. Step 6: Final answer
    x = 862,517.91

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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.