Home / 1,166,141.91-1,745,262.90-717,147.57

Finding the Fourth Proportional to 1,166,141.91, 1,745,262.90 and 717,147.57

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Solution

The fourth proportional to 1,166,141.91, 1,745,262.90 and 717,147.57 is: 1,073,292.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,166,141.91 : 1,745,262.90 = 717,147.57 : x
  2. Step 2: Convert to fraction form
    1,166,141.91/1,745,262.90 = 717,147.57/x
  3. Step 3: Cross multiply
    1,166,141.91x = 1,745,262.90 × 717,147.57
  4. Step 4: Simplify right side
    1,166,141.91x = 1,251,611,047,746.15
  5. Step 5: Solve for x
    x = 1,251,611,047,746.15/1,166,141.91
  6. Step 6: Final answer
    x = 1,073,292.23

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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.