Home / 1,908,010.20-2,862,015.30-1,348,138.20

Finding the Fourth Proportional to 1,908,010.20, 2,862,015.30 and 1,348,138.20

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Solution

The fourth proportional to 1,908,010.20, 2,862,015.30 and 1,348,138.20 is: 2,022,207.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,908,010.20 : 2,862,015.30 = 1,348,138.20 : x
  2. Step 2: Convert to fraction form
    1,908,010.20/2,862,015.30 = 1,348,138.20/x
  3. Step 3: Cross multiply
    1,908,010.20x = 2,862,015.30 × 1,348,138.20
  4. Step 4: Simplify right side
    1,908,010.20x = 3,858,392,154,914.46
  5. Step 5: Solve for x
    x = 3,858,392,154,914.46/1,908,010.20
  6. Step 6: Final answer
    x = 2,022,207.30

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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.