Home / 2,400,000.80-3,600,001.20-2,289,408.80

Finding the Fourth Proportional to 2,400,000.80, 3,600,001.20 and 2,289,408.80

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Solution

The fourth proportional to 2,400,000.80, 3,600,001.20 and 2,289,408.80 is: 3,434,113.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,400,000.80 : 3,600,001.20 = 2,289,408.80 : x
  2. Step 2: Convert to fraction form
    2,400,000.80/3,600,001.20 = 2,289,408.80/x
  3. Step 3: Cross multiply
    2,400,000.80x = 3,600,001.20 × 2,289,408.80
  4. Step 4: Simplify right side
    2,400,000.80x = 8,241,874,427,290.56
  5. Step 5: Solve for x
    x = 8,241,874,427,290.56/2,400,000.80
  6. Step 6: Final answer
    x = 3,434,113.20

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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.