Home / 1,339,660.96-2,009,557.08-540,842.81

Finding the Fourth Proportional to 1,339,660.96, 2,009,557.08 and 540,842.81

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Solution

The fourth proportional to 1,339,660.96, 2,009,557.08 and 540,842.81 is: 811,290.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,339,660.96 : 2,009,557.08 = 540,842.81 : x
  2. Step 2: Convert to fraction form
    1,339,660.96/2,009,557.08 = 540,842.81/x
  3. Step 3: Cross multiply
    1,339,660.96x = 2,009,557.08 × 540,842.81
  4. Step 4: Simplify right side
    1,339,660.96x = 1,086,854,487,954.81
  5. Step 5: Solve for x
    x = 1,086,854,487,954.81/1,339,660.96
  6. Step 6: Final answer
    x = 811,290.71

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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.