Home / 2,218,204.65-3,061,131.63-1,199,609.40

Finding the Fourth Proportional to 2,218,204.65, 3,061,131.63 and 1,199,609.40

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Solution

The fourth proportional to 2,218,204.65, 3,061,131.63 and 1,199,609.40 is: 1,655,465.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,218,204.65 : 3,061,131.63 = 1,199,609.40 : x
  2. Step 2: Convert to fraction form
    2,218,204.65/3,061,131.63 = 1,199,609.40/x
  3. Step 3: Cross multiply
    2,218,204.65x = 3,061,131.63 × 1,199,609.40
  4. Step 4: Simplify right side
    2,218,204.65x = 3,672,162,277,985.32
  5. Step 5: Solve for x
    x = 3,672,162,277,985.32/2,218,204.65
  6. Step 6: Final answer
    x = 1,655,465.95

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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.