Home / 2,021,434.80-3,032,152.20-1,489,993.80

Finding the Fourth Proportional to 2,021,434.80, 3,032,152.20 and 1,489,993.80

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Solution

The fourth proportional to 2,021,434.80, 3,032,152.20 and 1,489,993.80 is: 2,234,990.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,021,434.80 : 3,032,152.20 = 1,489,993.80 : x
  2. Step 2: Convert to fraction form
    2,021,434.80/3,032,152.20 = 1,489,993.80/x
  3. Step 3: Cross multiply
    2,021,434.80x = 3,032,152.20 × 1,489,993.80
  4. Step 4: Simplify right side
    2,021,434.80x = 4,517,887,978,656.36
  5. Step 5: Solve for x
    x = 4,517,887,978,656.36/2,021,434.80
  6. Step 6: Final answer
    x = 2,234,990.70

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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.