Home / 1,084,851.40-1,625,721.90-798,305.80

Finding the Fourth Proportional to 1,084,851.40, 1,625,721.90 and 798,305.80

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Solution

The fourth proportional to 1,084,851.40, 1,625,721.90 and 798,305.80 is: 1,196,314.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,084,851.40 : 1,625,721.90 = 798,305.80 : x
  2. Step 2: Convert to fraction form
    1,084,851.40/1,625,721.90 = 798,305.80/x
  3. Step 3: Cross multiply
    1,084,851.40x = 1,625,721.90 × 798,305.80
  4. Step 4: Simplify right side
    1,084,851.40x = 1,297,823,221,957.02
  5. Step 5: Solve for x
    x = 1,297,823,221,957.02/1,084,851.40
  6. Step 6: Final answer
    x = 1,196,314.28

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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.