Home / 3,675,507.28-5,071,456.75-2,147,319.16

Finding the Fourth Proportional to 3,675,507.28, 5,071,456.75 and 2,147,319.16

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Solution

The fourth proportional to 3,675,507.28, 5,071,456.75 and 2,147,319.16 is: 2,962,866.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,675,507.28 : 5,071,456.75 = 2,147,319.16 : x
  2. Step 2: Convert to fraction form
    3,675,507.28/5,071,456.75 = 2,147,319.16/x
  3. Step 3: Cross multiply
    3,675,507.28x = 5,071,456.75 × 2,147,319.16
  4. Step 4: Simplify right side
    3,675,507.28x = 10,890,036,230,339.39
  5. Step 5: Solve for x
    x = 10,890,036,230,339.39/3,675,507.28
  6. Step 6: Final answer
    x = 2,962,866.19

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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.