Home / 1,757,705.75-2,425,892.78-1,113,185.87

Finding the Fourth Proportional to 1,757,705.75, 2,425,892.78 and 1,113,185.87

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Solution

The fourth proportional to 1,757,705.75, 2,425,892.78 and 1,113,185.87 is: 1,536,360.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,757,705.75 : 2,425,892.78 = 1,113,185.87 : x
  2. Step 2: Convert to fraction form
    1,757,705.75/2,425,892.78 = 1,113,185.87/x
  3. Step 3: Cross multiply
    1,757,705.75x = 2,425,892.78 × 1,113,185.87
  4. Step 4: Simplify right side
    1,757,705.75x = 2,700,469,559,265.09
  5. Step 5: Solve for x
    x = 2,700,469,559,265.09/1,757,705.75
  6. Step 6: Final answer
    x = 1,536,360.43

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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.