Home / 2,287,527.50-3,431,315.91-690,104.45

Finding the Fourth Proportional to 2,287,527.50, 3,431,315.91 and 690,104.45

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Solution

The fourth proportional to 2,287,527.50, 3,431,315.91 and 690,104.45 is: 1,035,164.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,287,527.50 : 3,431,315.91 = 690,104.45 : x
  2. Step 2: Convert to fraction form
    2,287,527.50/3,431,315.91 = 690,104.45/x
  3. Step 3: Cross multiply
    2,287,527.50x = 3,431,315.91 × 690,104.45
  4. Step 4: Simplify right side
    2,287,527.50x = 2,367,966,361,690.22
  5. Step 5: Solve for x
    x = 2,367,966,361,690.22/2,287,527.50
  6. Step 6: Final answer
    x = 1,035,164.11

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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.