Home / 801,226.50-1,200,111.93-754,118.52

Finding the Fourth Proportional to 801,226.50, 1,200,111.93 and 754,118.52

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Solution

The fourth proportional to 801,226.50, 1,200,111.93 and 754,118.52 is: 1,129,551.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,226.50 : 1,200,111.93 = 754,118.52 : x
  2. Step 2: Convert to fraction form
    801,226.50/1,200,111.93 = 754,118.52/x
  3. Step 3: Cross multiply
    801,226.50x = 1,200,111.93 × 754,118.52
  4. Step 4: Simplify right side
    801,226.50x = 905,026,632,485.94
  5. Step 5: Solve for x
    x = 905,026,632,485.94/801,226.50
  6. Step 6: Final answer
    x = 1,129,551.55

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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.