Home / 1,221,538.62-1,832,322.03-368,617.65

Finding the Fourth Proportional to 1,221,538.62, 1,832,322.03 and 368,617.65

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Solution

The fourth proportional to 1,221,538.62, 1,832,322.03 and 368,617.65 is: 552,930.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,221,538.62 : 1,832,322.03 = 368,617.65 : x
  2. Step 2: Convert to fraction form
    1,221,538.62/1,832,322.03 = 368,617.65/x
  3. Step 3: Cross multiply
    1,221,538.62x = 1,832,322.03 × 368,617.65
  4. Step 4: Simplify right side
    1,221,538.62x = 675,426,242,795.12
  5. Step 5: Solve for x
    x = 675,426,242,795.12/1,221,538.62
  6. Step 6: Final answer
    x = 552,930.73

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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.