Home / 2,088,008.70-3,132,013.05-668,111.10

Finding the Fourth Proportional to 2,088,008.70, 3,132,013.05 and 668,111.10

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Solution

The fourth proportional to 2,088,008.70, 3,132,013.05 and 668,111.10 is: 1,002,166.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,088,008.70 : 3,132,013.05 = 668,111.10 : x
  2. Step 2: Convert to fraction form
    2,088,008.70/3,132,013.05 = 668,111.10/x
  3. Step 3: Cross multiply
    2,088,008.70x = 3,132,013.05 × 668,111.10
  4. Step 4: Simplify right side
    2,088,008.70x = 2,092,532,684,049.85
  5. Step 5: Solve for x
    x = 2,092,532,684,049.85/2,088,008.70
  6. Step 6: Final answer
    x = 1,002,166.65

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Double scale
Find fourth proportional to 2,088,009.70, 3,132,014.55 and 668,112.10
Similar ratio
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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.