Home / 3,079,001.98-4,248,949.35-1,721,001.34

Finding the Fourth Proportional to 3,079,001.98, 4,248,949.35 and 1,721,001.34

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Solution

The fourth proportional to 3,079,001.98, 4,248,949.35 and 1,721,001.34 is: 2,374,940.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,079,001.98 : 4,248,949.35 = 1,721,001.34 : x
  2. Step 2: Convert to fraction form
    3,079,001.98/4,248,949.35 = 1,721,001.34/x
  3. Step 3: Cross multiply
    3,079,001.98x = 4,248,949.35 × 1,721,001.34
  4. Step 4: Simplify right side
    3,079,001.98x = 7,312,447,524,942.13
  5. Step 5: Solve for x
    x = 7,312,447,524,942.13/3,079,001.98
  6. Step 6: Final answer
    x = 2,374,940.83

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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.