Home / 2,509,771.88-3,762,993.54-912,145.16

Finding the Fourth Proportional to 2,509,771.88, 3,762,993.54 and 912,145.16

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Solution

The fourth proportional to 2,509,771.88, 3,762,993.54 and 912,145.16 is: 1,367,612.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,509,771.88 : 3,762,993.54 = 912,145.16 : x
  2. Step 2: Convert to fraction form
    2,509,771.88/3,762,993.54 = 912,145.16/x
  3. Step 3: Cross multiply
    2,509,771.88x = 3,762,993.54 × 912,145.16
  4. Step 4: Simplify right side
    2,509,771.88x = 3,432,396,344,622.27
  5. Step 5: Solve for x
    x = 3,432,396,344,622.27/2,509,771.88
  6. Step 6: Final answer
    x = 1,367,612.88

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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.