Home / 1,275,098.89-1,911,760.56-564,741.85

Finding the Fourth Proportional to 1,275,098.89, 1,911,760.56 and 564,741.85

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Solution

The fourth proportional to 1,275,098.89, 1,911,760.56 and 564,741.85 is: 846,719.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,275,098.89 : 1,911,760.56 = 564,741.85 : x
  2. Step 2: Convert to fraction form
    1,275,098.89/1,911,760.56 = 564,741.85/x
  3. Step 3: Cross multiply
    1,275,098.89x = 1,911,760.56 × 564,741.85
  4. Step 4: Simplify right side
    1,275,098.89x = 1,079,651,195,411.44
  5. Step 5: Solve for x
    x = 1,079,651,195,411.44/1,275,098.89
  6. Step 6: Final answer
    x = 846,719.58

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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.