Home / 1,789,772.16-2,469,886.08-984,956.16

Finding the Fourth Proportional to 1,789,772.16, 2,469,886.08 and 984,956.16

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Solution

The fourth proportional to 1,789,772.16, 2,469,886.08 and 984,956.16 is: 1,359,239.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,789,772.16 : 2,469,886.08 = 984,956.16 : x
  2. Step 2: Convert to fraction form
    1,789,772.16/2,469,886.08 = 984,956.16/x
  3. Step 3: Cross multiply
    1,789,772.16x = 2,469,886.08 × 984,956.16
  4. Step 4: Simplify right side
    1,789,772.16x = 2,432,729,508,994.25
  5. Step 5: Solve for x
    x = 2,432,729,508,994.25/1,789,772.16
  6. Step 6: Final answer
    x = 1,359,239.78

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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.