Home / 1,580,197.43-2,180,665.42-855,057.93

Finding the Fourth Proportional to 1,580,197.43, 2,180,665.42 and 855,057.93

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Solution

The fourth proportional to 1,580,197.43, 2,180,665.42 and 855,057.93 is: 1,179,976.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,580,197.43 : 2,180,665.42 = 855,057.93 : x
  2. Step 2: Convert to fraction form
    1,580,197.43/2,180,665.42 = 855,057.93/x
  3. Step 3: Cross multiply
    1,580,197.43x = 2,180,665.42 × 855,057.93
  4. Step 4: Simplify right side
    1,580,197.43x = 1,864,595,260,047.78
  5. Step 5: Solve for x
    x = 1,864,595,260,047.78/1,580,197.43
  6. Step 6: Final answer
    x = 1,179,976.14

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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.