Home / 1,591,846.90-2,198,114.10-1,540,371.91

Finding the Fourth Proportional to 1,591,846.90, 2,198,114.10 and 1,540,371.91

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Solution

The fourth proportional to 1,591,846.90, 2,198,114.10 and 1,540,371.91 is: 2,127,034.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,591,846.90 : 2,198,114.10 = 1,540,371.91 : x
  2. Step 2: Convert to fraction form
    1,591,846.90/2,198,114.10 = 1,540,371.91/x
  3. Step 3: Cross multiply
    1,591,846.90x = 2,198,114.10 × 1,540,371.91
  4. Step 4: Simplify right side
    1,591,846.90x = 3,385,913,214,614.93
  5. Step 5: Solve for x
    x = 3,385,913,214,614.93/1,591,846.90
  6. Step 6: Final answer
    x = 2,127,034.46

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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.