Home / 1,541,991.46-2,128,170.90-888,492.37

Finding the Fourth Proportional to 1,541,991.46, 2,128,170.90 and 888,492.37

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Solution

The fourth proportional to 1,541,991.46, 2,128,170.90 and 888,492.37 is: 1,226,247.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,541,991.46 : 2,128,170.90 = 888,492.37 : x
  2. Step 2: Convert to fraction form
    1,541,991.46/2,128,170.90 = 888,492.37/x
  3. Step 3: Cross multiply
    1,541,991.46x = 2,128,170.90 × 888,492.37
  4. Step 4: Simplify right side
    1,541,991.46x = 1,890,863,606,706.03
  5. Step 5: Solve for x
    x = 1,890,863,606,706.03/1,541,991.46
  6. Step 6: Final answer
    x = 1,226,247.78

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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.