Home / 1,336,576.80-2,004,952.56-389,868

Finding the Fourth Proportional to 1,336,576.80, 2,004,952.56 and 389,868

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Solution

The fourth proportional to 1,336,576.80, 2,004,952.56 and 389,868 is: 584,827.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,336,576.80 : 2,004,952.56 = 389,868 : x
  2. Step 2: Convert to fraction form
    1,336,576.80/2,004,952.56 = 389,868/x
  3. Step 3: Cross multiply
    1,336,576.80x = 2,004,952.56 × 389,868
  4. Step 4: Simplify right side
    1,336,576.80x = 781,666,844,662.08
  5. Step 5: Solve for x
    x = 781,666,844,662.08/1,336,576.80
  6. Step 6: Final answer
    x = 584,827.48

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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.