Home / 2,085,332.10-3,127,998.15-1,284,015.30

Finding the Fourth Proportional to 2,085,332.10, 3,127,998.15 and 1,284,015.30

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Solution

The fourth proportional to 2,085,332.10, 3,127,998.15 and 1,284,015.30 is: 1,926,022.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,085,332.10 : 3,127,998.15 = 1,284,015.30 : x
  2. Step 2: Convert to fraction form
    2,085,332.10/3,127,998.15 = 1,284,015.30/x
  3. Step 3: Cross multiply
    2,085,332.10x = 3,127,998.15 × 1,284,015.30
  4. Step 4: Simplify right side
    2,085,332.10x = 4,016,397,482,971.70
  5. Step 5: Solve for x
    x = 4,016,397,482,971.70/2,085,332.10
  6. Step 6: Final answer
    x = 1,926,022.95

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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.