Home / 1,542,151.76-2,127,915.48-968,785.84

Finding the Fourth Proportional to 1,542,151.76, 2,127,915.48 and 968,785.84

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Solution

The fourth proportional to 1,542,151.76, 2,127,915.48 and 968,785.84 is: 1,336,764.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,542,151.76 : 2,127,915.48 = 968,785.84 : x
  2. Step 2: Convert to fraction form
    1,542,151.76/2,127,915.48 = 968,785.84/x
  3. Step 3: Cross multiply
    1,542,151.76x = 2,127,915.48 × 968,785.84
  4. Step 4: Simplify right side
    1,542,151.76x = 2,061,494,385,740.80
  5. Step 5: Solve for x
    x = 2,061,494,385,740.80/1,542,151.76
  6. Step 6: Final answer
    x = 1,336,764.93

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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.