Home / 3,680,133.60-5,520,200.40-1,155,784.80

Finding the Fourth Proportional to 3,680,133.60, 5,520,200.40 and 1,155,784.80

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Solution

The fourth proportional to 3,680,133.60, 5,520,200.40 and 1,155,784.80 is: 1,733,677.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,680,133.60 : 5,520,200.40 = 1,155,784.80 : x
  2. Step 2: Convert to fraction form
    3,680,133.60/5,520,200.40 = 1,155,784.80/x
  3. Step 3: Cross multiply
    3,680,133.60x = 5,520,200.40 × 1,155,784.80
  4. Step 4: Simplify right side
    3,680,133.60x = 6,380,163,715,273.92
  5. Step 5: Solve for x
    x = 6,380,163,715,273.92/3,680,133.60
  6. Step 6: Final answer
    x = 1,733,677.20

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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.