Home / 4,914,689.12-6,782,302.49-2,739,370.40

Finding the Fourth Proportional to 4,914,689.12, 6,782,302.49 and 2,739,370.40

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Solution

The fourth proportional to 4,914,689.12, 6,782,302.49 and 2,739,370.40 is: 3,780,348.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,914,689.12 : 6,782,302.49 = 2,739,370.40 : x
  2. Step 2: Convert to fraction form
    4,914,689.12/6,782,302.49 = 2,739,370.40/x
  3. Step 3: Cross multiply
    4,914,689.12x = 6,782,302.49 × 2,739,370.40
  4. Step 4: Simplify right side
    4,914,689.12x = 18,579,238,637,343.93
  5. Step 5: Solve for x
    x = 18,579,238,637,343.93/4,914,689.12
  6. Step 6: Final answer
    x = 3,780,348.71

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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.