Home / 2,389,131.20-3,297,000.96-1,316,043.20

Finding the Fourth Proportional to 2,389,131.20, 3,297,000.96 and 1,316,043.20

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Solution

The fourth proportional to 2,389,131.20, 3,297,000.96 and 1,316,043.20 is: 1,816,139.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,389,131.20 : 3,297,000.96 = 1,316,043.20 : x
  2. Step 2: Convert to fraction form
    2,389,131.20/3,297,000.96 = 1,316,043.20/x
  3. Step 3: Cross multiply
    2,389,131.20x = 3,297,000.96 × 1,316,043.20
  4. Step 4: Simplify right side
    2,389,131.20x = 4,338,995,693,801.47
  5. Step 5: Solve for x
    x = 4,338,995,693,801.47/2,389,131.20
  6. Step 6: Final answer
    x = 1,816,139.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.