Home / 2,550,018.80-3,825,028.20-867,122.30

Finding the Fourth Proportional to 2,550,018.80, 3,825,028.20 and 867,122.30

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Solution

The fourth proportional to 2,550,018.80, 3,825,028.20 and 867,122.30 is: 1,300,683.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,550,018.80 : 3,825,028.20 = 867,122.30 : x
  2. Step 2: Convert to fraction form
    2,550,018.80/3,825,028.20 = 867,122.30/x
  3. Step 3: Cross multiply
    2,550,018.80x = 3,825,028.20 × 867,122.30
  4. Step 4: Simplify right side
    2,550,018.80x = 3,316,767,250,348.86
  5. Step 5: Solve for x
    x = 3,316,767,250,348.86/2,550,018.80
  6. Step 6: Final answer
    x = 1,300,683.45

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Similar ratio
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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.