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Finding the Fourth Proportional to 1,749,763.70, 2,414,674.02 and 944,947.70

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Solution

The fourth proportional to 1,749,763.70, 2,414,674.02 and 944,947.70 is: 1,304,027.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,749,763.70 : 2,414,674.02 = 944,947.70 : x
  2. Step 2: Convert to fraction form
    1,749,763.70/2,414,674.02 = 944,947.70/x
  3. Step 3: Cross multiply
    1,749,763.70x = 2,414,674.02 × 944,947.70
  4. Step 4: Simplify right side
    1,749,763.70x = 2,281,740,661,448.75
  5. Step 5: Solve for x
    x = 2,281,740,661,448.75/1,749,763.70
  6. Step 6: Final answer
    x = 1,304,027.89

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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.