Home / 2,190,673.70-3,286,384.22-976,690.83

Finding the Fourth Proportional to 2,190,673.70, 3,286,384.22 and 976,690.83

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Solution

The fourth proportional to 2,190,673.70, 3,286,384.22 and 976,690.83 is: 1,465,202.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,190,673.70 : 3,286,384.22 = 976,690.83 : x
  2. Step 2: Convert to fraction form
    2,190,673.70/3,286,384.22 = 976,690.83/x
  3. Step 3: Cross multiply
    2,190,673.70x = 3,286,384.22 × 976,690.83
  4. Step 4: Simplify right side
    2,190,673.70x = 3,209,781,310,215.33
  5. Step 5: Solve for x
    x = 3,209,781,310,215.33/2,190,673.70
  6. Step 6: Final answer
    x = 1,465,202.83

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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.