Home / 1,361,452.38-1,878,849.05-749,650.07

Finding the Fourth Proportional to 1,361,452.38, 1,878,849.05 and 749,650.07

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Solution

The fourth proportional to 1,361,452.38, 1,878,849.05 and 749,650.07 is: 1,034,541.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,361,452.38 : 1,878,849.05 = 749,650.07 : x
  2. Step 2: Convert to fraction form
    1,361,452.38/1,878,849.05 = 749,650.07/x
  3. Step 3: Cross multiply
    1,361,452.38x = 1,878,849.05 × 749,650.07
  4. Step 4: Simplify right side
    1,361,452.38x = 1,408,479,308,709.44
  5. Step 5: Solve for x
    x = 1,408,479,308,709.44/1,361,452.38
  6. Step 6: Final answer
    x = 1,034,541.74

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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.