Home / 2,626,874.85-3,939,986.15-707,936.18

Finding the Fourth Proportional to 2,626,874.85, 3,939,986.15 and 707,936.18

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Solution

The fourth proportional to 2,626,874.85, 3,939,986.15 and 707,936.18 is: 1,061,816.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,626,874.85 : 3,939,986.15 = 707,936.18 : x
  2. Step 2: Convert to fraction form
    2,626,874.85/3,939,986.15 = 707,936.18/x
  3. Step 3: Cross multiply
    2,626,874.85x = 3,939,986.15 × 707,936.18
  4. Step 4: Simplify right side
    2,626,874.85x = 2,789,258,740,744.23
  5. Step 5: Solve for x
    x = 2,789,258,740,744.23/2,626,874.85
  6. Step 6: Final answer
    x = 1,061,816.38

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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.