Home / 1,560,654.81-2,340,982.23-438,723.81

Finding the Fourth Proportional to 1,560,654.81, 2,340,982.23 and 438,723.81

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Solution

The fourth proportional to 1,560,654.81, 2,340,982.23 and 438,723.81 is: 658,085.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,560,654.81 : 2,340,982.23 = 438,723.81 : x
  2. Step 2: Convert to fraction form
    1,560,654.81/2,340,982.23 = 438,723.81/x
  3. Step 3: Cross multiply
    1,560,654.81x = 2,340,982.23 × 438,723.81
  4. Step 4: Simplify right side
    1,560,654.81x = 1,027,044,643,087.90
  5. Step 5: Solve for x
    x = 1,027,044,643,087.90/1,560,654.81
  6. Step 6: Final answer
    x = 658,085.72

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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.