Home / 1,559,721.24-2,339,574.48-422,481.24

Finding the Fourth Proportional to 1,559,721.24, 2,339,574.48 and 422,481.24

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Solution

The fourth proportional to 1,559,721.24, 2,339,574.48 and 422,481.24 is: 633,719.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,559,721.24 : 2,339,574.48 = 422,481.24 : x
  2. Step 2: Convert to fraction form
    1,559,721.24/2,339,574.48 = 422,481.24/x
  3. Step 3: Cross multiply
    1,559,721.24x = 2,339,574.48 × 422,481.24
  4. Step 4: Simplify right side
    1,559,721.24x = 988,426,327,382.76
  5. Step 5: Solve for x
    x = 988,426,327,382.76/1,559,721.24
  6. Step 6: Final answer
    x = 633,719.86

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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.