Home / 3,072,588.14-4,239,538.62-1,765,587.65

Finding the Fourth Proportional to 3,072,588.14, 4,239,538.62 and 1,765,587.65

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Solution

The fourth proportional to 3,072,588.14, 4,239,538.62 and 1,765,587.65 is: 2,436,147.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,072,588.14 : 4,239,538.62 = 1,765,587.65 : x
  2. Step 2: Convert to fraction form
    3,072,588.14/4,239,538.62 = 1,765,587.65/x
  3. Step 3: Cross multiply
    3,072,588.14x = 4,239,538.62 × 1,765,587.65
  4. Step 4: Simplify right side
    3,072,588.14x = 7,485,277,007,972.35
  5. Step 5: Solve for x
    x = 7,485,277,007,972.35/3,072,588.14
  6. Step 6: Final answer
    x = 2,436,147.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.