Home / 1,462,993.32-2,018,849.56-818,288.96

Finding the Fourth Proportional to 1,462,993.32, 2,018,849.56 and 818,288.96

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Solution

The fourth proportional to 1,462,993.32, 2,018,849.56 and 818,288.96 is: 1,129,193.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,462,993.32 : 2,018,849.56 = 818,288.96 : x
  2. Step 2: Convert to fraction form
    1,462,993.32/2,018,849.56 = 818,288.96/x
  3. Step 3: Cross multiply
    1,462,993.32x = 2,018,849.56 × 818,288.96
  4. Step 4: Simplify right side
    1,462,993.32x = 1,652,002,306,848.86
  5. Step 5: Solve for x
    x = 1,652,002,306,848.86/1,462,993.32
  6. Step 6: Final answer
    x = 1,129,193.34

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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.