Home / 2,723,042.40-4,084,126.20-829,343.40

Finding the Fourth Proportional to 2,723,042.40, 4,084,126.20 and 829,343.40

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Solution

The fourth proportional to 2,723,042.40, 4,084,126.20 and 829,343.40 is: 1,243,881.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,723,042.40 : 4,084,126.20 = 829,343.40 : x
  2. Step 2: Convert to fraction form
    2,723,042.40/4,084,126.20 = 829,343.40/x
  3. Step 3: Cross multiply
    2,723,042.40x = 4,084,126.20 × 829,343.40
  4. Step 4: Simplify right side
    2,723,042.40x = 3,387,143,108,737.08
  5. Step 5: Solve for x
    x = 3,387,143,108,737.08/2,723,042.40
  6. Step 6: Final answer
    x = 1,243,881.88

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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.