Home / 1,397,316.60-2,095,974.90-1,161,120.60

Finding the Fourth Proportional to 1,397,316.60, 2,095,974.90 and 1,161,120.60

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Solution

The fourth proportional to 1,397,316.60, 2,095,974.90 and 1,161,120.60 is: 1,741,680.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,397,316.60 : 2,095,974.90 = 1,161,120.60 : x
  2. Step 2: Convert to fraction form
    1,397,316.60/2,095,974.90 = 1,161,120.60/x
  3. Step 3: Cross multiply
    1,397,316.60x = 2,095,974.90 × 1,161,120.60
  4. Step 4: Simplify right side
    1,397,316.60x = 2,433,679,633,472.94
  5. Step 5: Solve for x
    x = 2,433,679,633,472.94/1,397,316.60
  6. Step 6: Final answer
    x = 1,741,680.90

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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.