Home / 1,226,703.80-1,840,432.22-628,085.25

Finding the Fourth Proportional to 1,226,703.80, 1,840,432.22 and 628,085.25

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Solution

The fourth proportional to 1,226,703.80, 1,840,432.22 and 628,085.25 is: 942,320.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,226,703.80 : 1,840,432.22 = 628,085.25 : x
  2. Step 2: Convert to fraction form
    1,226,703.80/1,840,432.22 = 628,085.25/x
  3. Step 3: Cross multiply
    1,226,703.80x = 1,840,432.22 × 628,085.25
  4. Step 4: Simplify right side
    1,226,703.80x = 1,155,948,331,006.75
  5. Step 5: Solve for x
    x = 1,155,948,331,006.75/1,226,703.80
  6. Step 6: Final answer
    x = 942,320.66

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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.