Home / 822,079.80-1,233,119.70-759,094.20

Finding the Fourth Proportional to 822,079.80, 1,233,119.70 and 759,094.20

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Solution

The fourth proportional to 822,079.80, 1,233,119.70 and 759,094.20 is: 1,138,641.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    822,079.80 : 1,233,119.70 = 759,094.20 : x
  2. Step 2: Convert to fraction form
    822,079.80/1,233,119.70 = 759,094.20/x
  3. Step 3: Cross multiply
    822,079.80x = 1,233,119.70 × 759,094.20
  4. Step 4: Simplify right side
    822,079.80x = 936,054,012,175.74
  5. Step 5: Solve for x
    x = 936,054,012,175.74/822,079.80
  6. Step 6: Final answer
    x = 1,138,641.30

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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.