Home / 1,776,661.72-2,451,728.21-1,012,567.66

Finding the Fourth Proportional to 1,776,661.72, 2,451,728.21 and 1,012,567.66

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Solution

The fourth proportional to 1,776,661.72, 2,451,728.21 and 1,012,567.66 is: 1,397,306.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,776,661.72 : 2,451,728.21 = 1,012,567.66 : x
  2. Step 2: Convert to fraction form
    1,776,661.72/2,451,728.21 = 1,012,567.66/x
  3. Step 3: Cross multiply
    1,776,661.72x = 2,451,728.21 × 1,012,567.66
  4. Step 4: Simplify right side
    1,776,661.72x = 2,482,540,685,363.53
  5. Step 5: Solve for x
    x = 2,482,540,685,363.53/1,776,661.72
  6. Step 6: Final answer
    x = 1,397,306.34

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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.