Home / 2,329,681.70-3,214,954.18-1,311,086.46

Finding the Fourth Proportional to 2,329,681.70, 3,214,954.18 and 1,311,086.46

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Solution

The fourth proportional to 2,329,681.70, 3,214,954.18 and 1,311,086.46 is: 1,809,295.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,329,681.70 : 3,214,954.18 = 1,311,086.46 : x
  2. Step 2: Convert to fraction form
    2,329,681.70/3,214,954.18 = 1,311,086.46/x
  3. Step 3: Cross multiply
    2,329,681.70x = 3,214,954.18 × 1,311,086.46
  4. Step 4: Simplify right side
    2,329,681.70x = 4,215,082,894,918.40
  5. Step 5: Solve for x
    x = 4,215,082,894,918.40/2,329,681.70
  6. Step 6: Final answer
    x = 1,809,295.62

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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.