Home / 3,120,301.60-4,680,970.80-1,227,104.80

Finding the Fourth Proportional to 3,120,301.60, 4,680,970.80 and 1,227,104.80

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Solution

The fourth proportional to 3,120,301.60, 4,680,970.80 and 1,227,104.80 is: 1,840,861.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,120,301.60 : 4,680,970.80 = 1,227,104.80 : x
  2. Step 2: Convert to fraction form
    3,120,301.60/4,680,970.80 = 1,227,104.80/x
  3. Step 3: Cross multiply
    3,120,301.60x = 4,680,970.80 × 1,227,104.80
  4. Step 4: Simplify right side
    3,120,301.60x = 5,744,041,737,339.84
  5. Step 5: Solve for x
    x = 5,744,041,737,339.84/3,120,301.60
  6. Step 6: Final answer
    x = 1,840,861.07

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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.