Home / 1,910,711.31-2,863,894.15-998,487.30

Finding the Fourth Proportional to 1,910,711.31, 2,863,894.15 and 998,487.30

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Solution

The fourth proportional to 1,910,711.31, 2,863,894.15 and 998,487.30 is: 1,496,595.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,910,711.31 : 2,863,894.15 = 998,487.30 : x
  2. Step 2: Convert to fraction form
    1,910,711.31/2,863,894.15 = 998,487.30/x
  3. Step 3: Cross multiply
    1,910,711.31x = 2,863,894.15 × 998,487.30
  4. Step 4: Simplify right side
    1,910,711.31x = 2,859,561,937,319.30
  5. Step 5: Solve for x
    x = 2,859,561,937,319.30/1,910,711.31
  6. Step 6: Final answer
    x = 1,496,595.49

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.