Home / 2,100,601.20-3,150,901.80-2,053,945.20

Finding the Fourth Proportional to 2,100,601.20, 3,150,901.80 and 2,053,945.20

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Solution

The fourth proportional to 2,100,601.20, 3,150,901.80 and 2,053,945.20 is: 3,080,917.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,100,601.20 : 3,150,901.80 = 2,053,945.20 : x
  2. Step 2: Convert to fraction form
    2,100,601.20/3,150,901.80 = 2,053,945.20/x
  3. Step 3: Cross multiply
    2,100,601.20x = 3,150,901.80 × 2,053,945.20
  4. Step 4: Simplify right side
    2,100,601.20x = 6,471,779,627,781.36
  5. Step 5: Solve for x
    x = 6,471,779,627,781.36/2,100,601.20
  6. Step 6: Final answer
    x = 3,080,917.80

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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.