Home / 2,868,771.66-3,958,991.98-1,579,658.18

Finding the Fourth Proportional to 2,868,771.66, 3,958,991.98 and 1,579,658.18

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Solution

The fourth proportional to 2,868,771.66, 3,958,991.98 and 1,579,658.18 is: 2,179,976.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,868,771.66 : 3,958,991.98 = 1,579,658.18 : x
  2. Step 2: Convert to fraction form
    2,868,771.66/3,958,991.98 = 1,579,658.18/x
  3. Step 3: Cross multiply
    2,868,771.66x = 3,958,991.98 × 1,579,658.18
  4. Step 4: Simplify right side
    2,868,771.66x = 6,253,854,047,941.01
  5. Step 5: Solve for x
    x = 6,253,854,047,941.01/2,868,771.66
  6. Step 6: Final answer
    x = 2,179,976.24

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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.