Home / 1,682,073.27-2,321,263.98-918,127.44

Finding the Fourth Proportional to 1,682,073.27, 2,321,263.98 and 918,127.44

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Solution

The fourth proportional to 1,682,073.27, 2,321,263.98 and 918,127.44 is: 1,267,017.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,682,073.27 : 2,321,263.98 = 918,127.44 : x
  2. Step 2: Convert to fraction form
    1,682,073.27/2,321,263.98 = 918,127.44/x
  3. Step 3: Cross multiply
    1,682,073.27x = 2,321,263.98 × 918,127.44
  4. Step 4: Simplify right side
    1,682,073.27x = 2,131,216,155,521.61
  5. Step 5: Solve for x
    x = 2,131,216,155,521.61/1,682,073.27
  6. Step 6: Final answer
    x = 1,267,017.43

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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.