Home / 3,681,486.26-5,520,381.78-2,144,978.22

Finding the Fourth Proportional to 3,681,486.26, 5,520,381.78 and 2,144,978.22

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Solution

The fourth proportional to 3,681,486.26, 5,520,381.78 and 2,144,978.22 is: 3,216,390.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,681,486.26 : 5,520,381.78 = 2,144,978.22 : x
  2. Step 2: Convert to fraction form
    3,681,486.26/5,520,381.78 = 2,144,978.22/x
  3. Step 3: Cross multiply
    3,681,486.26x = 5,520,381.78 × 2,144,978.22
  4. Step 4: Simplify right side
    3,681,486.26x = 11,841,098,684,184.83
  5. Step 5: Solve for x
    x = 11,841,098,684,184.83/3,681,486.26
  6. Step 6: Final answer
    x = 3,216,390.84

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1.5x scale

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.