Home / 1,463,016.89-2,018,966.26-818,447.85

Finding the Fourth Proportional to 1,463,016.89, 2,018,966.26 and 818,447.85

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Solution

The fourth proportional to 1,463,016.89, 2,018,966.26 and 818,447.85 is: 1,129,459.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,463,016.89 : 2,018,966.26 = 818,447.85 : x
  2. Step 2: Convert to fraction form
    1,463,016.89/2,018,966.26 = 818,447.85/x
  3. Step 3: Cross multiply
    1,463,016.89x = 2,018,966.26 × 818,447.85
  4. Step 4: Simplify right side
    1,463,016.89x = 1,652,418,594,719.54
  5. Step 5: Solve for x
    x = 1,652,418,594,719.54/1,463,016.89
  6. Step 6: Final answer
    x = 1,129,459.68

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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.