Home / 2,277,646.86-3,143,029.32-1,258,986

Finding the Fourth Proportional to 2,277,646.86, 3,143,029.32 and 1,258,986

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Solution

The fourth proportional to 2,277,646.86, 3,143,029.32 and 1,258,986 is: 1,737,332.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,277,646.86 : 3,143,029.32 = 1,258,986 : x
  2. Step 2: Convert to fraction form
    2,277,646.86/3,143,029.32 = 1,258,986/x
  3. Step 3: Cross multiply
    2,277,646.86x = 3,143,029.32 × 1,258,986
  4. Step 4: Simplify right side
    2,277,646.86x = 3,957,029,911,469.52
  5. Step 5: Solve for x
    x = 3,957,029,911,469.52/2,277,646.86
  6. Step 6: Final answer
    x = 1,737,332.50

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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.