Home / 1,170,094.20-1,755,141.30-981,137.40

Finding the Fourth Proportional to 1,170,094.20, 1,755,141.30 and 981,137.40

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Solution

The fourth proportional to 1,170,094.20, 1,755,141.30 and 981,137.40 is: 1,471,706.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,170,094.20 : 1,755,141.30 = 981,137.40 : x
  2. Step 2: Convert to fraction form
    1,170,094.20/1,755,141.30 = 981,137.40/x
  3. Step 3: Cross multiply
    1,170,094.20x = 1,755,141.30 × 981,137.40
  4. Step 4: Simplify right side
    1,170,094.20x = 1,722,034,771,714.62
  5. Step 5: Solve for x
    x = 1,722,034,771,714.62/1,170,094.20
  6. Step 6: Final answer
    x = 1,471,706.10

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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.