Home / 1,181,738.60-1,770,534.30-970,231.40

Finding the Fourth Proportional to 1,181,738.60, 1,770,534.30 and 970,231.40

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Solution

The fourth proportional to 1,181,738.60, 1,770,534.30 and 970,231.40 is: 1,453,644.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,181,738.60 : 1,770,534.30 = 970,231.40 : x
  2. Step 2: Convert to fraction form
    1,181,738.60/1,770,534.30 = 970,231.40/x
  3. Step 3: Cross multiply
    1,181,738.60x = 1,770,534.30 × 970,231.40
  4. Step 4: Simplify right side
    1,181,738.60x = 1,717,827,972,637.02
  5. Step 5: Solve for x
    x = 1,717,827,972,637.02/1,181,738.60
  6. Step 6: Final answer
    x = 1,453,644.63

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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.