Home / 2,100,820.20-3,151,230.30-605,063.40

Finding the Fourth Proportional to 2,100,820.20, 3,151,230.30 and 605,063.40

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Solution

The fourth proportional to 2,100,820.20, 3,151,230.30 and 605,063.40 is: 907,595.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,100,820.20 : 3,151,230.30 = 605,063.40 : x
  2. Step 2: Convert to fraction form
    2,100,820.20/3,151,230.30 = 605,063.40/x
  3. Step 3: Cross multiply
    2,100,820.20x = 3,151,230.30 × 605,063.40
  4. Step 4: Simplify right side
    2,100,820.20x = 1,906,694,119,501.02
  5. Step 5: Solve for x
    x = 1,906,694,119,501.02/2,100,820.20
  6. Step 6: Final answer
    x = 907,595.10

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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.