Home / 2,218,498.33-3,061,447.27-1,392,017.40

Finding the Fourth Proportional to 2,218,498.33, 3,061,447.27 and 1,392,017.40

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Solution

The fourth proportional to 2,218,498.33, 3,061,447.27 and 1,392,017.40 is: 1,920,933.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,218,498.33 : 3,061,447.27 = 1,392,017.40 : x
  2. Step 2: Convert to fraction form
    2,218,498.33/3,061,447.27 = 1,392,017.40/x
  3. Step 3: Cross multiply
    2,218,498.33x = 3,061,447.27 × 1,392,017.40
  4. Step 4: Simplify right side
    2,218,498.33x = 4,261,587,869,022.50
  5. Step 5: Solve for x
    x = 4,261,587,869,022.50/2,218,498.33
  6. Step 6: Final answer
    x = 1,920,933.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.