Home / 2,389,717.11-3,584,929.34-769,943.06

Finding the Fourth Proportional to 2,389,717.11, 3,584,929.34 and 769,943.06

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Solution

The fourth proportional to 2,389,717.11, 3,584,929.34 and 769,943.06 is: 1,155,028.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,389,717.11 : 3,584,929.34 = 769,943.06 : x
  2. Step 2: Convert to fraction form
    2,389,717.11/3,584,929.34 = 769,943.06/x
  3. Step 3: Cross multiply
    2,389,717.11x = 3,584,929.34 × 769,943.06
  4. Step 4: Simplify right side
    2,389,717.11x = 2,760,191,465,923.38
  5. Step 5: Solve for x
    x = 2,760,191,465,923.38/2,389,717.11
  6. Step 6: Final answer
    x = 1,155,028.54

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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.