Home / 3,258,142.16-4,887,229.40-1,340,099.28

Finding the Fourth Proportional to 3,258,142.16, 4,887,229.40 and 1,340,099.28

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Solution

The fourth proportional to 3,258,142.16, 4,887,229.40 and 1,340,099.28 is: 2,010,155.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,258,142.16 : 4,887,229.40 = 1,340,099.28 : x
  2. Step 2: Convert to fraction form
    3,258,142.16/4,887,229.40 = 1,340,099.28/x
  3. Step 3: Cross multiply
    3,258,142.16x = 4,887,229.40 × 1,340,099.28
  4. Step 4: Simplify right side
    3,258,142.16x = 6,549,372,600,134.83
  5. Step 5: Solve for x
    x = 6,549,372,600,134.83/3,258,142.16
  6. Step 6: Final answer
    x = 2,010,155.57

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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.