Home / 3,308,659.20-4,961,822.40-1,178,812.80

Finding the Fourth Proportional to 3,308,659.20, 4,961,822.40 and 1,178,812.80

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Solution

The fourth proportional to 3,308,659.20, 4,961,822.40 and 1,178,812.80 is: 1,767,803.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,308,659.20 : 4,961,822.40 = 1,178,812.80 : x
  2. Step 2: Convert to fraction form
    3,308,659.20/4,961,822.40 = 1,178,812.80/x
  3. Step 3: Cross multiply
    3,308,659.20x = 4,961,822.40 × 1,178,812.80
  4. Step 4: Simplify right side
    3,308,659.20x = 5,849,059,756,446.72
  5. Step 5: Solve for x
    x = 5,849,059,756,446.72/3,308,659.20
  6. Step 6: Final answer
    x = 1,767,803.63

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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.