Home / 2,728,487.40-4,093,095.60-930,919.20

Finding the Fourth Proportional to 2,728,487.40, 4,093,095.60 and 930,919.20

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Solution

The fourth proportional to 2,728,487.40, 4,093,095.60 and 930,919.20 is: 1,396,503.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,728,487.40 : 4,093,095.60 = 930,919.20 : x
  2. Step 2: Convert to fraction form
    2,728,487.40/4,093,095.60 = 930,919.20/x
  3. Step 3: Cross multiply
    2,728,487.40x = 4,093,095.60 × 930,919.20
  4. Step 4: Simplify right side
    2,728,487.40x = 3,810,341,281,475.52
  5. Step 5: Solve for x
    x = 3,810,341,281,475.52/2,728,487.40
  6. Step 6: Final answer
    x = 1,396,503.16

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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.