Home / 1,891,092.82-2,609,351.17-1,127,217.46

Finding the Fourth Proportional to 1,891,092.82, 2,609,351.17 and 1,127,217.46

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Solution

The fourth proportional to 1,891,092.82, 2,609,351.17 and 1,127,217.46 is: 1,555,347.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,891,092.82 : 2,609,351.17 = 1,127,217.46 : x
  2. Step 2: Convert to fraction form
    1,891,092.82/2,609,351.17 = 1,127,217.46/x
  3. Step 3: Cross multiply
    1,891,092.82x = 2,609,351.17 × 1,127,217.46
  4. Step 4: Simplify right side
    1,891,092.82x = 2,941,306,198,095.43
  5. Step 5: Solve for x
    x = 2,941,306,198,095.43/1,891,092.82
  6. Step 6: Final answer
    x = 1,555,347.35

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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.