Home / 2,700,415.20-4,050,104.40-807,218.40

Finding the Fourth Proportional to 2,700,415.20, 4,050,104.40 and 807,218.40

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Solution

The fourth proportional to 2,700,415.20, 4,050,104.40 and 807,218.40 is: 1,210,672.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,700,415.20 : 4,050,104.40 = 807,218.40 : x
  2. Step 2: Convert to fraction form
    2,700,415.20/4,050,104.40 = 807,218.40/x
  3. Step 3: Cross multiply
    2,700,415.20x = 4,050,104.40 × 807,218.40
  4. Step 4: Simplify right side
    2,700,415.20x = 3,269,318,793,600.96
  5. Step 5: Solve for x
    x = 3,269,318,793,600.96/2,700,415.20
  6. Step 6: Final answer
    x = 1,210,672.64

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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.