Home / 2,728,472.40-4,093,073.10-930,904.20

Finding the Fourth Proportional to 2,728,472.40, 4,093,073.10 and 930,904.20

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Solution

The fourth proportional to 2,728,472.40, 4,093,073.10 and 930,904.20 is: 1,396,480.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,728,472.40 : 4,093,073.10 = 930,904.20 : x
  2. Step 2: Convert to fraction form
    2,728,472.40/4,093,073.10 = 930,904.20/x
  3. Step 3: Cross multiply
    2,728,472.40x = 4,093,073.10 × 930,904.20
  4. Step 4: Simplify right side
    2,728,472.40x = 3,810,258,939,697.02
  5. Step 5: Solve for x
    x = 3,810,258,939,697.02/2,728,472.40
  6. Step 6: Final answer
    x = 1,396,480.66

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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.