Home / 2,528,770.20-3,793,155.30-1,330,229.40

Finding the Fourth Proportional to 2,528,770.20, 3,793,155.30 and 1,330,229.40

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Solution

The fourth proportional to 2,528,770.20, 3,793,155.30 and 1,330,229.40 is: 1,995,344.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,528,770.20 : 3,793,155.30 = 1,330,229.40 : x
  2. Step 2: Convert to fraction form
    2,528,770.20/3,793,155.30 = 1,330,229.40/x
  3. Step 3: Cross multiply
    2,528,770.20x = 3,793,155.30 × 1,330,229.40
  4. Step 4: Simplify right side
    2,528,770.20x = 5,045,766,698,825.82
  5. Step 5: Solve for x
    x = 5,045,766,698,825.82/2,528,770.20
  6. Step 6: Final answer
    x = 1,995,344.10

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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.