Home / 5,299,978.20-7,948,294-1,704,943.68

Finding the Fourth Proportional to 5,299,978.20, 7,948,294 and 1,704,943.68

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Solution

The fourth proportional to 5,299,978.20, 7,948,294 and 1,704,943.68 is: 2,556,877.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,299,978.20 : 7,948,294 = 1,704,943.68 : x
  2. Step 2: Convert to fraction form
    5,299,978.20/7,948,294 = 1,704,943.68/x
  3. Step 3: Cross multiply
    5,299,978.20x = 7,948,294 × 1,704,943.68
  4. Step 4: Simplify right side
    5,299,978.20x = 13,551,393,622,081.92
  5. Step 5: Solve for x
    x = 13,551,393,622,081.92/5,299,978.20
  6. Step 6: Final answer
    x = 2,556,877.24

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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.