Home / 3,141,054.45-4,711,853.06-866,578.85

Finding the Fourth Proportional to 3,141,054.45, 4,711,853.06 and 866,578.85

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Solution

The fourth proportional to 3,141,054.45, 4,711,853.06 and 866,578.85 is: 1,299,943.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,141,054.45 : 4,711,853.06 = 866,578.85 : x
  2. Step 2: Convert to fraction form
    3,141,054.45/4,711,853.06 = 866,578.85/x
  3. Step 3: Cross multiply
    3,141,054.45x = 4,711,853.06 × 866,578.85
  4. Step 4: Simplify right side
    3,141,054.45x = 4,083,192,201,770.89
  5. Step 5: Solve for x
    x = 4,083,192,201,770.89/3,141,054.45
  6. Step 6: Final answer
    x = 1,299,943.15

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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.