Home / 1,691,505.88-2,537,267.34-429,333.92

Finding the Fourth Proportional to 1,691,505.88, 2,537,267.34 and 429,333.92

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Solution

The fourth proportional to 1,691,505.88, 2,537,267.34 and 429,333.92 is: 644,003.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,691,505.88 : 2,537,267.34 = 429,333.92 : x
  2. Step 2: Convert to fraction form
    1,691,505.88/2,537,267.34 = 429,333.92/x
  3. Step 3: Cross multiply
    1,691,505.88x = 2,537,267.34 × 429,333.92
  4. Step 4: Simplify right side
    1,691,505.88x = 1,089,334,933,170.17
  5. Step 5: Solve for x
    x = 1,089,334,933,170.17/1,691,505.88
  6. Step 6: Final answer
    x = 644,003.04

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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.