Home / 2,413,909.20-3,621,301.20-1,212,808.80

Finding the Fourth Proportional to 2,413,909.20, 3,621,301.20 and 1,212,808.80

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Solution

The fourth proportional to 2,413,909.20, 3,621,301.20 and 1,212,808.80 is: 1,819,432.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,413,909.20 : 3,621,301.20 = 1,212,808.80 : x
  2. Step 2: Convert to fraction form
    2,413,909.20/3,621,301.20 = 1,212,808.80/x
  3. Step 3: Cross multiply
    2,413,909.20x = 3,621,301.20 × 1,212,808.80
  4. Step 4: Simplify right side
    2,413,909.20x = 4,391,945,962,810.56
  5. Step 5: Solve for x
    x = 4,391,945,962,810.56/2,413,909.20
  6. Step 6: Final answer
    x = 1,819,432.96

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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.