Home / 5,354,399.28-8,030,766.32-1,760,142.32

Finding the Fourth Proportional to 5,354,399.28, 8,030,766.32 and 1,760,142.32

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Solution

The fourth proportional to 5,354,399.28, 8,030,766.32 and 1,760,142.32 is: 2,639,939.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,354,399.28 : 8,030,766.32 = 1,760,142.32 : x
  2. Step 2: Convert to fraction form
    5,354,399.28/8,030,766.32 = 1,760,142.32/x
  3. Step 3: Cross multiply
    5,354,399.28x = 8,030,766.32 × 1,760,142.32
  4. Step 4: Simplify right side
    5,354,399.28x = 14,135,291,661,862.66
  5. Step 5: Solve for x
    x = 14,135,291,661,862.66/5,354,399.28
  6. Step 6: Final answer
    x = 2,639,939.78

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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.