Home / 1,434,445.96-2,151,046.86-487,562.44

Finding the Fourth Proportional to 1,434,445.96, 2,151,046.86 and 487,562.44

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Solution

The fourth proportional to 1,434,445.96, 2,151,046.86 and 487,562.44 is: 731,132.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,434,445.96 : 2,151,046.86 = 487,562.44 : x
  2. Step 2: Convert to fraction form
    1,434,445.96/2,151,046.86 = 487,562.44/x
  3. Step 3: Cross multiply
    1,434,445.96x = 2,151,046.86 × 487,562.44
  4. Step 4: Simplify right side
    1,434,445.96x = 1,048,769,655,615.94
  5. Step 5: Solve for x
    x = 1,048,769,655,615.94/1,434,445.96
  6. Step 6: Final answer
    x = 731,132.22

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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.