Home / 2,085,674.20-3,130,844.10-1,948,622.20

Finding the Fourth Proportional to 2,085,674.20, 3,130,844.10 and 1,948,622.20

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Solution

The fourth proportional to 2,085,674.20, 3,130,844.10 and 1,948,622.20 is: 2,925,112.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,085,674.20 : 3,130,844.10 = 1,948,622.20 : x
  2. Step 2: Convert to fraction form
    2,085,674.20/3,130,844.10 = 1,948,622.20/x
  3. Step 3: Cross multiply
    2,085,674.20x = 3,130,844.10 × 1,948,622.20
  4. Step 4: Simplify right side
    2,085,674.20x = 6,100,832,317,999.02
  5. Step 5: Solve for x
    x = 6,100,832,317,999.02/2,085,674.20
  6. Step 6: Final answer
    x = 2,925,112.81

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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.