Home / 5,256,778.20-7,884,584.10-1,470,643.80

Finding the Fourth Proportional to 5,256,778.20, 7,884,584.10 and 1,470,643.80

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Solution

The fourth proportional to 5,256,778.20, 7,884,584.10 and 1,470,643.80 is: 2,205,802.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,256,778.20 : 7,884,584.10 = 1,470,643.80 : x
  2. Step 2: Convert to fraction form
    5,256,778.20/7,884,584.10 = 1,470,643.80/x
  3. Step 3: Cross multiply
    5,256,778.20x = 7,884,584.10 × 1,470,643.80
  4. Step 4: Simplify right side
    5,256,778.20x = 11,595,414,722,243.58
  5. Step 5: Solve for x
    x = 11,595,414,722,243.58/5,256,778.20
  6. Step 6: Final answer
    x = 2,205,802.54

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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.