Home / 2,088,009.40-3,132,014.10-1,192,214.20

Finding the Fourth Proportional to 2,088,009.40, 3,132,014.10 and 1,192,214.20

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Solution

The fourth proportional to 2,088,009.40, 3,132,014.10 and 1,192,214.20 is: 1,788,321.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,088,009.40 : 3,132,014.10 = 1,192,214.20 : x
  2. Step 2: Convert to fraction form
    2,088,009.40/3,132,014.10 = 1,192,214.20/x
  3. Step 3: Cross multiply
    2,088,009.40x = 3,132,014.10 × 1,192,214.20
  4. Step 4: Simplify right side
    2,088,009.40x = 3,734,031,684,620.22
  5. Step 5: Solve for x
    x = 3,734,031,684,620.22/2,088,009.40
  6. Step 6: Final answer
    x = 1,788,321.30

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Similar ratio
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1.5x scale

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.