Home / 1,267,372.47-1,898,608.95-704,701.11

Finding the Fourth Proportional to 1,267,372.47, 1,898,608.95 and 704,701.11

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Solution

The fourth proportional to 1,267,372.47, 1,898,608.95 and 704,701.11 is: 1,055,689.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,267,372.47 : 1,898,608.95 = 704,701.11 : x
  2. Step 2: Convert to fraction form
    1,267,372.47/1,898,608.95 = 704,701.11/x
  3. Step 3: Cross multiply
    1,267,372.47x = 1,898,608.95 × 704,701.11
  4. Step 4: Simplify right side
    1,267,372.47x = 1,337,951,834,520.93
  5. Step 5: Solve for x
    x = 1,337,951,834,520.93/1,267,372.47
  6. Step 6: Final answer
    x = 1,055,689.52

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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.