Home / 2,172,002.20-3,259,055.10-893,554.45

Finding the Fourth Proportional to 2,172,002.20, 3,259,055.10 and 893,554.45

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Solution

The fourth proportional to 2,172,002.20, 3,259,055.10 and 893,554.45 is: 1,340,764.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,172,002.20 : 3,259,055.10 = 893,554.45 : x
  2. Step 2: Convert to fraction form
    2,172,002.20/3,259,055.10 = 893,554.45/x
  3. Step 3: Cross multiply
    2,172,002.20x = 3,259,055.10 × 893,554.45
  4. Step 4: Simplify right side
    2,172,002.20x = 2,912,143,187,400.20
  5. Step 5: Solve for x
    x = 2,912,143,187,400.20/2,172,002.20
  6. Step 6: Final answer
    x = 1,340,764.38

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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.