Home / 2,065,388.22-3,099,294.90-867,218.40

Finding the Fourth Proportional to 2,065,388.22, 3,099,294.90 and 867,218.40

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Solution

The fourth proportional to 2,065,388.22, 3,099,294.90 and 867,218.40 is: 1,301,336.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,065,388.22 : 3,099,294.90 = 867,218.40 : x
  2. Step 2: Convert to fraction form
    2,065,388.22/3,099,294.90 = 867,218.40/x
  3. Step 3: Cross multiply
    2,065,388.22x = 3,099,294.90 × 867,218.40
  4. Step 4: Simplify right side
    2,065,388.22x = 2,687,765,564,306.16
  5. Step 5: Solve for x
    x = 2,687,765,564,306.16/2,065,388.22
  6. Step 6: Final answer
    x = 1,301,336.74

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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.