Home / 4,288,010.40-6,432,015.60-2,692,375.20

Finding the Fourth Proportional to 4,288,010.40, 6,432,015.60 and 2,692,375.20

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Solution

The fourth proportional to 4,288,010.40, 6,432,015.60 and 2,692,375.20 is: 4,038,562.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,288,010.40 : 6,432,015.60 = 2,692,375.20 : x
  2. Step 2: Convert to fraction form
    4,288,010.40/6,432,015.60 = 2,692,375.20/x
  3. Step 3: Cross multiply
    4,288,010.40x = 6,432,015.60 × 2,692,375.20
  4. Step 4: Simplify right side
    4,288,010.40x = 17,317,399,287,453.12
  5. Step 5: Solve for x
    x = 17,317,399,287,453.12/4,288,010.40
  6. Step 6: Final answer
    x = 4,038,562.80

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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.