Home / 1,720,921.97-2,374,877.04-946,632.13

Finding the Fourth Proportional to 1,720,921.97, 2,374,877.04 and 946,632.13

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Solution

The fourth proportional to 1,720,921.97, 2,374,877.04 and 946,632.13 is: 1,306,354.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,720,921.97 : 2,374,877.04 = 946,632.13 : x
  2. Step 2: Convert to fraction form
    1,720,921.97/2,374,877.04 = 946,632.13/x
  3. Step 3: Cross multiply
    1,720,921.97x = 2,374,877.04 × 946,632.13
  4. Step 4: Simplify right side
    1,720,921.97x = 2,248,134,910,863.30
  5. Step 5: Solve for x
    x = 2,248,134,910,863.30/1,720,921.97
  6. Step 6: Final answer
    x = 1,306,354.94

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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.