Home / 3,886,889.04-5,363,915.04-2,167,965.36

Finding the Fourth Proportional to 3,886,889.04, 5,363,915.04 and 2,167,965.36

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Solution

The fourth proportional to 3,886,889.04, 5,363,915.04 and 2,167,965.36 is: 2,991,796.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,886,889.04 : 5,363,915.04 = 2,167,965.36 : x
  2. Step 2: Convert to fraction form
    3,886,889.04/5,363,915.04 = 2,167,965.36/x
  3. Step 3: Cross multiply
    3,886,889.04x = 5,363,915.04 × 2,167,965.36
  4. Step 4: Simplify right side
    3,886,889.04x = 11,628,782,000,703.01
  5. Step 5: Solve for x
    x = 11,628,782,000,703.01/3,886,889.04
  6. Step 6: Final answer
    x = 2,991,796.75

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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.