Home / 3,921,042.45-5,883,865.74-1,646,391.96

Finding the Fourth Proportional to 3,921,042.45, 5,883,865.74 and 1,646,391.96

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Solution

The fourth proportional to 3,921,042.45, 5,883,865.74 and 1,646,391.96 is: 2,470,554.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,921,042.45 : 5,883,865.74 = 1,646,391.96 : x
  2. Step 2: Convert to fraction form
    3,921,042.45/5,883,865.74 = 1,646,391.96/x
  3. Step 3: Cross multiply
    3,921,042.45x = 5,883,865.74 × 1,646,391.96
  4. Step 4: Simplify right side
    3,921,042.45x = 9,687,149,248,055.45
  5. Step 5: Solve for x
    x = 9,687,149,248,055.45/3,921,042.45
  6. Step 6: Final answer
    x = 2,470,554.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.