Home / 2,010,220.80-3,015,331.20-1,443,350.40

Finding the Fourth Proportional to 2,010,220.80, 3,015,331.20 and 1,443,350.40

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Solution

The fourth proportional to 2,010,220.80, 3,015,331.20 and 1,443,350.40 is: 2,165,025.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,010,220.80 : 3,015,331.20 = 1,443,350.40 : x
  2. Step 2: Convert to fraction form
    2,010,220.80/3,015,331.20 = 1,443,350.40/x
  3. Step 3: Cross multiply
    2,010,220.80x = 3,015,331.20 × 1,443,350.40
  4. Step 4: Simplify right side
    2,010,220.80x = 4,352,179,493,652.48
  5. Step 5: Solve for x
    x = 4,352,179,493,652.48/2,010,220.80
  6. Step 6: Final answer
    x = 2,165,025.60

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1.5x scale

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.