Home / 3,108,955.50-4,661,429.31-1,311,358.14

Finding the Fourth Proportional to 3,108,955.50, 4,661,429.31 and 1,311,358.14

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Solution

The fourth proportional to 3,108,955.50, 4,661,429.31 and 1,311,358.14 is: 1,966,191.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,108,955.50 : 4,661,429.31 = 1,311,358.14 : x
  2. Step 2: Convert to fraction form
    3,108,955.50/4,661,429.31 = 1,311,358.14/x
  3. Step 3: Cross multiply
    3,108,955.50x = 4,661,429.31 × 1,311,358.14
  4. Step 4: Simplify right side
    3,108,955.50x = 6,112,803,269,703.08
  5. Step 5: Solve for x
    x = 6,112,803,269,703.08/3,108,955.50
  6. Step 6: Final answer
    x = 1,966,191.95

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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.