Home / 1,331,886.24-1,997,861.76-433,330.56

Finding the Fourth Proportional to 1,331,886.24, 1,997,861.76 and 433,330.56

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Solution

The fourth proportional to 1,331,886.24, 1,997,861.76 and 433,330.56 is: 650,006.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,331,886.24 : 1,997,861.76 = 433,330.56 : x
  2. Step 2: Convert to fraction form
    1,331,886.24/1,997,861.76 = 433,330.56/x
  3. Step 3: Cross multiply
    1,331,886.24x = 1,997,861.76 × 433,330.56
  4. Step 4: Simplify right side
    1,331,886.24x = 865,734,555,263.39
  5. Step 5: Solve for x
    x = 865,734,555,263.39/1,331,886.24
  6. Step 6: Final answer
    x = 650,006.38

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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.