Home / 1,331,231.52-1,997,183.04-371,686.24

Finding the Fourth Proportional to 1,331,231.52, 1,997,183.04 and 371,686.24

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Solution

The fourth proportional to 1,331,231.52, 1,997,183.04 and 371,686.24 is: 557,623.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,331,231.52 : 1,997,183.04 = 371,686.24 : x
  2. Step 2: Convert to fraction form
    1,331,231.52/1,997,183.04 = 371,686.24/x
  3. Step 3: Cross multiply
    1,331,231.52x = 1,997,183.04 × 371,686.24
  4. Step 4: Simplify right side
    1,331,231.52x = 742,325,454,729.37
  5. Step 5: Solve for x
    x = 742,325,454,729.37/1,331,231.52
  6. Step 6: Final answer
    x = 557,623.11

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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.