Home / 1,517,090.45-2,274,298.76-619,286.45

Finding the Fourth Proportional to 1,517,090.45, 2,274,298.76 and 619,286.45

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Solution

The fourth proportional to 1,517,090.45, 2,274,298.76 and 619,286.45 is: 928,383.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,517,090.45 : 2,274,298.76 = 619,286.45 : x
  2. Step 2: Convert to fraction form
    1,517,090.45/2,274,298.76 = 619,286.45/x
  3. Step 3: Cross multiply
    1,517,090.45x = 2,274,298.76 × 619,286.45
  4. Step 4: Simplify right side
    1,517,090.45x = 1,408,442,395,496.52
  5. Step 5: Solve for x
    x = 1,408,442,395,496.52/1,517,090.45
  6. Step 6: Final answer
    x = 928,383.93

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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.