Home / 2,666,119.62-3,999,594.15-868,584.63

Finding the Fourth Proportional to 2,666,119.62, 3,999,594.15 and 868,584.63

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Solution

The fourth proportional to 2,666,119.62, 3,999,594.15 and 868,584.63 is: 1,303,012.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,666,119.62 : 3,999,594.15 = 868,584.63 : x
  2. Step 2: Convert to fraction form
    2,666,119.62/3,999,594.15 = 868,584.63/x
  3. Step 3: Cross multiply
    2,666,119.62x = 3,999,594.15 × 868,584.63
  4. Step 4: Simplify right side
    2,666,119.62x = 3,473,986,004,927.91
  5. Step 5: Solve for x
    x = 3,473,986,004,927.91/2,666,119.62
  6. Step 6: Final answer
    x = 1,303,012.05

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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.