Home / 2,187,465.24-3,018,251.10-1,256,993.13

Finding the Fourth Proportional to 2,187,465.24, 3,018,251.10 and 1,256,993.13

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Solution

The fourth proportional to 2,187,465.24, 3,018,251.10 and 1,256,993.13 is: 1,734,391.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,187,465.24 : 3,018,251.10 = 1,256,993.13 : x
  2. Step 2: Convert to fraction form
    2,187,465.24/3,018,251.10 = 1,256,993.13/x
  3. Step 3: Cross multiply
    2,187,465.24x = 3,018,251.10 × 1,256,993.13
  4. Step 4: Simplify right side
    2,187,465.24x = 3,793,920,897,314.94
  5. Step 5: Solve for x
    x = 3,793,920,897,314.94/2,187,465.24
  6. Step 6: Final answer
    x = 1,734,391.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.