Home / 1,338,811.98-2,008,282.56-440,233.86

Finding the Fourth Proportional to 1,338,811.98, 2,008,282.56 and 440,233.86

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Solution

The fourth proportional to 1,338,811.98, 2,008,282.56 and 440,233.86 is: 660,372.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,338,811.98 : 2,008,282.56 = 440,233.86 : x
  2. Step 2: Convert to fraction form
    1,338,811.98/2,008,282.56 = 440,233.86/x
  3. Step 3: Cross multiply
    1,338,811.98x = 2,008,282.56 × 440,233.86
  4. Step 4: Simplify right side
    1,338,811.98x = 884,113,983,359.48
  5. Step 5: Solve for x
    x = 884,113,983,359.48/1,338,811.98
  6. Step 6: Final answer
    x = 660,372.03

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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.