Home / 1,256,608.10-1,882,147.35-1,090,720.10

Finding the Fourth Proportional to 1,256,608.10, 1,882,147.35 and 1,090,720.10

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Solution

The fourth proportional to 1,256,608.10, 1,882,147.35 and 1,090,720.10 is: 1,633,680.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,256,608.10 : 1,882,147.35 = 1,090,720.10 : x
  2. Step 2: Convert to fraction form
    1,256,608.10/1,882,147.35 = 1,090,720.10/x
  3. Step 3: Cross multiply
    1,256,608.10x = 1,882,147.35 × 1,090,720.10
  4. Step 4: Simplify right side
    1,256,608.10x = 2,052,895,945,806.74
  5. Step 5: Solve for x
    x = 2,052,895,945,806.74/1,256,608.10
  6. Step 6: Final answer
    x = 1,633,680.34

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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.