Home / 4,815,876.50-6,644,973.68-2,855,392.29

Finding the Fourth Proportional to 4,815,876.50, 6,644,973.68 and 2,855,392.29

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Solution

The fourth proportional to 4,815,876.50, 6,644,973.68 and 2,855,392.29 is: 3,939,886.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,815,876.50 : 6,644,973.68 = 2,855,392.29 : x
  2. Step 2: Convert to fraction form
    4,815,876.50/6,644,973.68 = 2,855,392.29/x
  3. Step 3: Cross multiply
    4,815,876.50x = 6,644,973.68 × 2,855,392.29
  4. Step 4: Simplify right side
    4,815,876.50x = 18,974,006,609,555.69
  5. Step 5: Solve for x
    x = 18,974,006,609,555.69/4,815,876.50
  6. Step 6: Final answer
    x = 3,939,886.46

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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.