Home / 1,331,793.34-1,997,708.45-433,239.77

Finding the Fourth Proportional to 1,331,793.34, 1,997,708.45 and 433,239.77

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Solution

The fourth proportional to 1,331,793.34, 1,997,708.45 and 433,239.77 is: 649,865.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,331,793.34 : 1,997,708.45 = 433,239.77 : x
  2. Step 2: Convert to fraction form
    1,331,793.34/1,997,708.45 = 433,239.77/x
  3. Step 3: Cross multiply
    1,331,793.34x = 1,997,708.45 × 433,239.77
  4. Step 4: Simplify right side
    1,331,793.34x = 865,486,752,233.13
  5. Step 5: Solve for x
    x = 865,486,752,233.13/1,331,793.34
  6. Step 6: Final answer
    x = 649,865.66

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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.