Home / 2,107,287.68-2,908,057.26-1,140,418.22

Finding the Fourth Proportional to 2,107,287.68, 2,908,057.26 and 1,140,418.22

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Solution

The fourth proportional to 2,107,287.68, 2,908,057.26 and 1,140,418.22 is: 1,573,777.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,107,287.68 : 2,908,057.26 = 1,140,418.22 : x
  2. Step 2: Convert to fraction form
    2,107,287.68/2,908,057.26 = 1,140,418.22/x
  3. Step 3: Cross multiply
    2,107,287.68x = 2,908,057.26 × 1,140,418.22
  4. Step 4: Simplify right side
    2,107,287.68x = 3,316,401,484,107.28
  5. Step 5: Solve for x
    x = 3,316,401,484,107.28/2,107,287.68
  6. Step 6: Final answer
    x = 1,573,777.29

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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.