Home / 1,384,902.20-2,077,061.70-586,209.80

Finding the Fourth Proportional to 1,384,902.20, 2,077,061.70 and 586,209.80

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Solution

The fourth proportional to 1,384,902.20, 2,077,061.70 and 586,209.80 is: 879,191.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,384,902.20 : 2,077,061.70 = 586,209.80 : x
  2. Step 2: Convert to fraction form
    1,384,902.20/2,077,061.70 = 586,209.80/x
  3. Step 3: Cross multiply
    1,384,902.20x = 2,077,061.70 × 586,209.80
  4. Step 4: Simplify right side
    1,384,902.20x = 1,217,593,923,744.66
  5. Step 5: Solve for x
    x = 1,217,593,923,744.66/1,384,902.20
  6. Step 6: Final answer
    x = 879,191.27

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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.