Home / 1,761,982.20-2,648,610.90-1,637,177.40

Finding the Fourth Proportional to 1,761,982.20, 2,648,610.90 and 1,637,177.40

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Solution

The fourth proportional to 1,761,982.20, 2,648,610.90 and 1,637,177.40 is: 2,461,004.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,761,982.20 : 2,648,610.90 = 1,637,177.40 : x
  2. Step 2: Convert to fraction form
    1,761,982.20/2,648,610.90 = 1,637,177.40/x
  3. Step 3: Cross multiply
    1,761,982.20x = 2,648,610.90 × 1,637,177.40
  4. Step 4: Simplify right side
    1,761,982.20x = 4,336,245,906,873.66
  5. Step 5: Solve for x
    x = 4,336,245,906,873.66/1,761,982.20
  6. Step 6: Final answer
    x = 2,461,004.38

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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.