Home / 3,112,739.40-4,669,868.79-1,193,616.32

Finding the Fourth Proportional to 3,112,739.40, 4,669,868.79 and 1,193,616.32

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Solution

The fourth proportional to 3,112,739.40, 4,669,868.79 and 1,193,616.32 is: 1,790,715.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,112,739.40 : 4,669,868.79 = 1,193,616.32 : x
  2. Step 2: Convert to fraction form
    3,112,739.40/4,669,868.79 = 1,193,616.32/x
  3. Step 3: Cross multiply
    3,112,739.40x = 4,669,868.79 × 1,193,616.32
  4. Step 4: Simplify right side
    3,112,739.40x = 5,574,031,594,034.57
  5. Step 5: Solve for x
    x = 5,574,031,594,034.57/3,112,739.40
  6. Step 6: Final answer
    x = 1,790,715.79

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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.