Home / 1,230,527.70-1,845,791.55-1,112,429.70

Finding the Fourth Proportional to 1,230,527.70, 1,845,791.55 and 1,112,429.70

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Solution

The fourth proportional to 1,230,527.70, 1,845,791.55 and 1,112,429.70 is: 1,668,644.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,230,527.70 : 1,845,791.55 = 1,112,429.70 : x
  2. Step 2: Convert to fraction form
    1,230,527.70/1,845,791.55 = 1,112,429.70/x
  3. Step 3: Cross multiply
    1,230,527.70x = 1,845,791.55 × 1,112,429.70
  4. Step 4: Simplify right side
    1,230,527.70x = 2,053,313,340,229.04
  5. Step 5: Solve for x
    x = 2,053,313,340,229.04/1,230,527.70
  6. Step 6: Final answer
    x = 1,668,644.55

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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.