Home / 2,146,044.34-3,221,798.06-1,391,045.13

Finding the Fourth Proportional to 2,146,044.34, 3,221,798.06 and 1,391,045.13

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Solution

The fourth proportional to 2,146,044.34, 3,221,798.06 and 1,391,045.13 is: 2,088,338.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,146,044.34 : 3,221,798.06 = 1,391,045.13 : x
  2. Step 2: Convert to fraction form
    2,146,044.34/3,221,798.06 = 1,391,045.13/x
  3. Step 3: Cross multiply
    2,146,044.34x = 3,221,798.06 × 1,391,045.13
  4. Step 4: Simplify right side
    2,146,044.34x = 4,481,666,504,684.06
  5. Step 5: Solve for x
    x = 4,481,666,504,684.06/2,146,044.34
  6. Step 6: Final answer
    x = 2,088,338.26

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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.