Home / 2,040,055.40-2,813,344.14-1,305,242.18

Finding the Fourth Proportional to 2,040,055.40, 2,813,344.14 and 1,305,242.18

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Solution

The fourth proportional to 2,040,055.40, 2,813,344.14 and 1,305,242.18 is: 1,799,997.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,040,055.40 : 2,813,344.14 = 1,305,242.18 : x
  2. Step 2: Convert to fraction form
    2,040,055.40/2,813,344.14 = 1,305,242.18/x
  3. Step 3: Cross multiply
    2,040,055.40x = 2,813,344.14 × 1,305,242.18
  4. Step 4: Simplify right side
    2,040,055.40x = 3,672,095,455,586.86
  5. Step 5: Solve for x
    x = 3,672,095,455,586.86/2,040,055.40
  6. Step 6: Final answer
    x = 1,799,997.91

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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.