Home / 2,889,493.94-3,986,391.72-1,649,173.11

Finding the Fourth Proportional to 2,889,493.94, 3,986,391.72 and 1,649,173.11

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Solution

The fourth proportional to 2,889,493.94, 3,986,391.72 and 1,649,173.11 is: 2,275,225.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,889,493.94 : 3,986,391.72 = 1,649,173.11 : x
  2. Step 2: Convert to fraction form
    2,889,493.94/3,986,391.72 = 1,649,173.11/x
  3. Step 3: Cross multiply
    2,889,493.94x = 3,986,391.72 × 1,649,173.11
  4. Step 4: Simplify right side
    2,889,493.94x = 6,574,250,030,550.65
  5. Step 5: Solve for x
    x = 6,574,250,030,550.65/2,889,493.94
  6. Step 6: Final answer
    x = 2,275,225.41

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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.