Home / 3,124,200.16-4,685,381.60-1,327,069.36

Finding the Fourth Proportional to 3,124,200.16, 4,685,381.60 and 1,327,069.36

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Solution

The fourth proportional to 3,124,200.16, 4,685,381.60 and 1,327,069.36 is: 1,990,213.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,124,200.16 : 4,685,381.60 = 1,327,069.36 : x
  2. Step 2: Convert to fraction form
    3,124,200.16/4,685,381.60 = 1,327,069.36/x
  3. Step 3: Cross multiply
    3,124,200.16x = 4,685,381.60 × 1,327,069.36
  4. Step 4: Simplify right side
    3,124,200.16x = 6,217,826,361,267.78
  5. Step 5: Solve for x
    x = 6,217,826,361,267.78/3,124,200.16
  6. Step 6: Final answer
    x = 1,990,213.83

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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.