Home / 2,986,182.90-4,120,754.85-1,696,844.34

Finding the Fourth Proportional to 2,986,182.90, 4,120,754.85 and 1,696,844.34

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Solution

The fourth proportional to 2,986,182.90, 4,120,754.85 and 1,696,844.34 is: 2,341,544.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,986,182.90 : 4,120,754.85 = 1,696,844.34 : x
  2. Step 2: Convert to fraction form
    2,986,182.90/4,120,754.85 = 1,696,844.34/x
  3. Step 3: Cross multiply
    2,986,182.90x = 4,120,754.85 × 1,696,844.34
  4. Step 4: Simplify right side
    2,986,182.90x = 6,992,279,543,750.05
  5. Step 5: Solve for x
    x = 6,992,279,543,750.05/2,986,182.90
  6. Step 6: Final answer
    x = 2,341,544.30

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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.