Home / 3,888,076.40-5,825,116.20-3,174,239.60

Finding the Fourth Proportional to 3,888,076.40, 5,825,116.20 and 3,174,239.60

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Solution

The fourth proportional to 3,888,076.40, 5,825,116.20 and 3,174,239.60 is: 4,755,645.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,888,076.40 : 5,825,116.20 = 3,174,239.60 : x
  2. Step 2: Convert to fraction form
    3,888,076.40/5,825,116.20 = 3,174,239.60/x
  3. Step 3: Cross multiply
    3,888,076.40x = 5,825,116.20 × 3,174,239.60
  4. Step 4: Simplify right side
    3,888,076.40x = 18,490,314,516,641.52
  5. Step 5: Solve for x
    x = 18,490,314,516,641.52/3,888,076.40
  6. Step 6: Final answer
    x = 4,755,645.88

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1.5x scale

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.