Home / 3,654,386.49-5,041,894.01-2,126,198.37

Finding the Fourth Proportional to 3,654,386.49, 5,041,894.01 and 2,126,198.37

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Solution

The fourth proportional to 3,654,386.49, 5,041,894.01 and 2,126,198.37 is: 2,933,479.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,654,386.49 : 5,041,894.01 = 2,126,198.37 : x
  2. Step 2: Convert to fraction form
    3,654,386.49/5,041,894.01 = 2,126,198.37/x
  3. Step 3: Cross multiply
    3,654,386.49x = 5,041,894.01 × 2,126,198.37
  4. Step 4: Simplify right side
    3,654,386.49x = 10,720,066,815,143.77
  5. Step 5: Solve for x
    x = 10,720,066,815,143.77/3,654,386.49
  6. Step 6: Final answer
    x = 2,933,479.22

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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.