Home / 1,259,810.80-1,889,716.20-940,946.20

Finding the Fourth Proportional to 1,259,810.80, 1,889,716.20 and 940,946.20

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Solution

The fourth proportional to 1,259,810.80, 1,889,716.20 and 940,946.20 is: 1,411,419.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,259,810.80 : 1,889,716.20 = 940,946.20 : x
  2. Step 2: Convert to fraction form
    1,259,810.80/1,889,716.20 = 940,946.20/x
  3. Step 3: Cross multiply
    1,259,810.80x = 1,889,716.20 × 940,946.20
  4. Step 4: Simplify right side
    1,259,810.80x = 1,778,121,277,468.44
  5. Step 5: Solve for x
    x = 1,778,121,277,468.44/1,259,810.80
  6. Step 6: Final answer
    x = 1,411,419.30

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Similar ratio
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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.