Home / 1,508,818.88-2,082,128.52-829,755.38

Finding the Fourth Proportional to 1,508,818.88, 2,082,128.52 and 829,755.38

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Solution

The fourth proportional to 1,508,818.88, 2,082,128.52 and 829,755.38 is: 1,145,039.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,508,818.88 : 2,082,128.52 = 829,755.38 : x
  2. Step 2: Convert to fraction form
    1,508,818.88/2,082,128.52 = 829,755.38/x
  3. Step 3: Cross multiply
    1,508,818.88x = 2,082,128.52 × 829,755.38
  4. Step 4: Simplify right side
    1,508,818.88x = 1,727,657,341,321.44
  5. Step 5: Solve for x
    x = 1,727,657,341,321.44/1,508,818.88
  6. Step 6: Final answer
    x = 1,145,039.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.