Home / 1,255,542.21-1,882,722.69-876,890.52

Finding the Fourth Proportional to 1,255,542.21, 1,882,722.69 and 876,890.52

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Solution

The fourth proportional to 1,255,542.21, 1,882,722.69 and 876,890.52 is: 1,314,923.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,255,542.21 : 1,882,722.69 = 876,890.52 : x
  2. Step 2: Convert to fraction form
    1,255,542.21/1,882,722.69 = 876,890.52/x
  3. Step 3: Cross multiply
    1,255,542.21x = 1,882,722.69 × 876,890.52
  4. Step 4: Simplify right side
    1,255,542.21x = 1,650,941,678,649.90
  5. Step 5: Solve for x
    x = 1,650,941,678,649.90/1,255,542.21
  6. Step 6: Final answer
    x = 1,314,923.28

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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.