Home / 2,899,290.40-4,351,009.20-1,217,600.80

Finding the Fourth Proportional to 2,899,290.40, 4,351,009.20 and 1,217,600.80

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Solution

The fourth proportional to 2,899,290.40, 4,351,009.20 and 1,217,600.80 is: 1,827,272.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,899,290.40 : 4,351,009.20 = 1,217,600.80 : x
  2. Step 2: Convert to fraction form
    2,899,290.40/4,351,009.20 = 1,217,600.80/x
  3. Step 3: Cross multiply
    2,899,290.40x = 4,351,009.20 × 1,217,600.80
  4. Step 4: Simplify right side
    2,899,290.40x = 5,297,792,282,727.36
  5. Step 5: Solve for x
    x = 5,297,792,282,727.36/2,899,290.40
  6. Step 6: Final answer
    x = 1,827,272.04

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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.