Home / 3,936,711.20-5,905,066.80-944,895.20

Finding the Fourth Proportional to 3,936,711.20, 5,905,066.80 and 944,895.20

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Solution

The fourth proportional to 3,936,711.20, 5,905,066.80 and 944,895.20 is: 1,417,342.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,936,711.20 : 5,905,066.80 = 944,895.20 : x
  2. Step 2: Convert to fraction form
    3,936,711.20/5,905,066.80 = 944,895.20/x
  3. Step 3: Cross multiply
    3,936,711.20x = 5,905,066.80 × 944,895.20
  4. Step 4: Simplify right side
    3,936,711.20x = 5,579,669,274,999.36
  5. Step 5: Solve for x
    x = 5,579,669,274,999.36/3,936,711.20
  6. Step 6: Final answer
    x = 1,417,342.80

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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.