Home / 935,635.91-1,290,860.41-763,255.89

Finding the Fourth Proportional to 935,635.91, 1,290,860.41 and 763,255.89

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Solution

The fourth proportional to 935,635.91, 1,290,860.41 and 763,255.89 is: 1,053,034.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,635.91 : 1,290,860.41 = 763,255.89 : x
  2. Step 2: Convert to fraction form
    935,635.91/1,290,860.41 = 763,255.89/x
  3. Step 3: Cross multiply
    935,635.91x = 1,290,860.41 × 763,255.89
  4. Step 4: Simplify right side
    935,635.91x = 985,256,811,100.32
  5. Step 5: Solve for x
    x = 985,256,811,100.32/935,635.91
  6. Step 6: Final answer
    x = 1,053,034.41

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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.