Home / 2,108,346.52-3,162,827.94-612,244.12

Finding the Fourth Proportional to 2,108,346.52, 3,162,827.94 and 612,244.12

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Solution

The fourth proportional to 2,108,346.52, 3,162,827.94 and 612,244.12 is: 918,455.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,108,346.52 : 3,162,827.94 = 612,244.12 : x
  2. Step 2: Convert to fraction form
    2,108,346.52/3,162,827.94 = 612,244.12/x
  3. Step 3: Cross multiply
    2,108,346.52x = 3,162,827.94 × 612,244.12
  4. Step 4: Simplify right side
    2,108,346.52x = 1,936,422,808,836.71
  5. Step 5: Solve for x
    x = 1,936,422,808,836.71/2,108,346.52
  6. Step 6: Final answer
    x = 918,455.67

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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.