Home / 1,452,290.42-2,178,749.02-441,493.78

Finding the Fourth Proportional to 1,452,290.42, 2,178,749.02 and 441,493.78

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Solution

The fourth proportional to 1,452,290.42, 2,178,749.02 and 441,493.78 is: 662,335.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,452,290.42 : 2,178,749.02 = 441,493.78 : x
  2. Step 2: Convert to fraction form
    1,452,290.42/2,178,749.02 = 441,493.78/x
  3. Step 3: Cross multiply
    1,452,290.42x = 2,178,749.02 × 441,493.78
  4. Step 4: Simplify right side
    1,452,290.42x = 961,904,140,511.10
  5. Step 5: Solve for x
    x = 961,904,140,511.10/1,452,290.42
  6. Step 6: Final answer
    x = 662,335.94

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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.