Home / 1,107,522.45-1,660,791.60-433,379.70

Finding the Fourth Proportional to 1,107,522.45, 1,660,791.60 and 433,379.70

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Solution

The fourth proportional to 1,107,522.45, 1,660,791.60 and 433,379.70 is: 649,877.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,107,522.45 : 1,660,791.60 = 433,379.70 : x
  2. Step 2: Convert to fraction form
    1,107,522.45/1,660,791.60 = 433,379.70/x
  3. Step 3: Cross multiply
    1,107,522.45x = 1,660,791.60 × 433,379.70
  4. Step 4: Simplify right side
    1,107,522.45x = 719,753,365,370.52
  5. Step 5: Solve for x
    x = 719,753,365,370.52/1,107,522.45
  6. Step 6: Final answer
    x = 649,877.00

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1.5x scale

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.