Home / 1,906,868.97-2,630,379.85-1,142,479.66

Finding the Fourth Proportional to 1,906,868.97, 2,630,379.85 and 1,142,479.66

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Solution

The fourth proportional to 1,906,868.97, 2,630,379.85 and 1,142,479.66 is: 1,575,963.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,906,868.97 : 2,630,379.85 = 1,142,479.66 : x
  2. Step 2: Convert to fraction form
    1,906,868.97/2,630,379.85 = 1,142,479.66/x
  3. Step 3: Cross multiply
    1,906,868.97x = 2,630,379.85 × 1,142,479.66
  4. Step 4: Simplify right side
    1,906,868.97x = 3,005,155,476,698.85
  5. Step 5: Solve for x
    x = 3,005,155,476,698.85/1,906,868.97
  6. Step 6: Final answer
    x = 1,575,963.28

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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.