Home / 2,641,663.28-3,959,729.60-1,105,538.87

Finding the Fourth Proportional to 2,641,663.28, 3,959,729.60 and 1,105,538.87

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Solution

The fourth proportional to 2,641,663.28, 3,959,729.60 and 1,105,538.87 is: 1,657,151.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,641,663.28 : 3,959,729.60 = 1,105,538.87 : x
  2. Step 2: Convert to fraction form
    2,641,663.28/3,959,729.60 = 1,105,538.87/x
  3. Step 3: Cross multiply
    2,641,663.28x = 3,959,729.60 × 1,105,538.87
  4. Step 4: Simplify right side
    2,641,663.28x = 4,377,634,969,587.70
  5. Step 5: Solve for x
    x = 4,377,634,969,587.70/2,641,663.28
  6. Step 6: Final answer
    x = 1,657,151.01

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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.