Home / 3,276,389.80-4,914,584.70-1,385,266.60

Finding the Fourth Proportional to 3,276,389.80, 4,914,584.70 and 1,385,266.60

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Solution

The fourth proportional to 3,276,389.80, 4,914,584.70 and 1,385,266.60 is: 2,077,899.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,276,389.80 : 4,914,584.70 = 1,385,266.60 : x
  2. Step 2: Convert to fraction form
    3,276,389.80/4,914,584.70 = 1,385,266.60/x
  3. Step 3: Cross multiply
    3,276,389.80x = 4,914,584.70 × 1,385,266.60
  4. Step 4: Simplify right side
    3,276,389.80x = 6,808,010,037,781.02
  5. Step 5: Solve for x
    x = 6,808,010,037,781.02/3,276,389.80
  6. Step 6: Final answer
    x = 2,077,899.90

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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.