Home / 2,088,390.94-3,132,978.45-668,065.66

Finding the Fourth Proportional to 2,088,390.94, 3,132,978.45 and 668,065.66

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Solution

The fourth proportional to 2,088,390.94, 3,132,978.45 and 668,065.66 is: 1,002,223.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,088,390.94 : 3,132,978.45 = 668,065.66 : x
  2. Step 2: Convert to fraction form
    2,088,390.94/3,132,978.45 = 668,065.66/x
  3. Step 3: Cross multiply
    2,088,390.94x = 3,132,978.45 × 668,065.66
  4. Step 4: Simplify right side
    2,088,390.94x = 2,093,035,315,965.03
  5. Step 5: Solve for x
    x = 2,093,035,315,965.03/2,088,390.94
  6. Step 6: Final answer
    x = 1,002,223.90

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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.