Home / 2,049,781.10-3,072,079.65-785,921.90

Finding the Fourth Proportional to 2,049,781.10, 3,072,079.65 and 785,921.90

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Solution

The fourth proportional to 2,049,781.10, 3,072,079.65 and 785,921.90 is: 1,177,889.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,049,781.10 : 3,072,079.65 = 785,921.90 : x
  2. Step 2: Convert to fraction form
    2,049,781.10/3,072,079.65 = 785,921.90/x
  3. Step 3: Cross multiply
    2,049,781.10x = 3,072,079.65 × 785,921.90
  4. Step 4: Simplify right side
    2,049,781.10x = 2,414,414,675,479.34
  5. Step 5: Solve for x
    x = 2,414,414,675,479.34/2,049,781.10
  6. Step 6: Final answer
    x = 1,177,889.03

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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.