Home / 1,100,612.40-1,650,918.60-970,704.60

Finding the Fourth Proportional to 1,100,612.40, 1,650,918.60 and 970,704.60

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Solution

The fourth proportional to 1,100,612.40, 1,650,918.60 and 970,704.60 is: 1,456,056.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,100,612.40 : 1,650,918.60 = 970,704.60 : x
  2. Step 2: Convert to fraction form
    1,100,612.40/1,650,918.60 = 970,704.60/x
  3. Step 3: Cross multiply
    1,100,612.40x = 1,650,918.60 × 970,704.60
  4. Step 4: Simplify right side
    1,100,612.40x = 1,602,554,279,245.56
  5. Step 5: Solve for x
    x = 1,602,554,279,245.56/1,100,612.40
  6. Step 6: Final answer
    x = 1,456,056.90

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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.