Home / 2,067,903.20-3,101,854.80-1,005,021.20

Finding the Fourth Proportional to 2,067,903.20, 3,101,854.80 and 1,005,021.20

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Solution

The fourth proportional to 2,067,903.20, 3,101,854.80 and 1,005,021.20 is: 1,507,531.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,067,903.20 : 3,101,854.80 = 1,005,021.20 : x
  2. Step 2: Convert to fraction form
    2,067,903.20/3,101,854.80 = 1,005,021.20/x
  3. Step 3: Cross multiply
    2,067,903.20x = 3,101,854.80 × 1,005,021.20
  4. Step 4: Simplify right side
    2,067,903.20x = 3,117,429,833,321.76
  5. Step 5: Solve for x
    x = 3,117,429,833,321.76/2,067,903.20
  6. Step 6: Final answer
    x = 1,507,531.80

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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.