Home / 1,915,047.78-2,873,227.50-653,761.14

Finding the Fourth Proportional to 1,915,047.78, 2,873,227.50 and 653,761.14

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Solution

The fourth proportional to 1,915,047.78, 2,873,227.50 and 653,761.14 is: 980,865.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,915,047.78 : 2,873,227.50 = 653,761.14 : x
  2. Step 2: Convert to fraction form
    1,915,047.78/2,873,227.50 = 653,761.14/x
  3. Step 3: Cross multiply
    1,915,047.78x = 2,873,227.50 × 653,761.14
  4. Step 4: Simplify right side
    1,915,047.78x = 1,878,404,485,879.35
  5. Step 5: Solve for x
    x = 1,878,404,485,879.35/1,915,047.78
  6. Step 6: Final answer
    x = 980,865.60

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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.