Home / 2,235,274.23-3,353,411.31-815,330.31

Finding the Fourth Proportional to 2,235,274.23, 3,353,411.31 and 815,330.31

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Solution

The fourth proportional to 2,235,274.23, 3,353,411.31 and 815,330.31 is: 1,223,177.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,235,274.23 : 3,353,411.31 = 815,330.31 : x
  2. Step 2: Convert to fraction form
    2,235,274.23/3,353,411.31 = 815,330.31/x
  3. Step 3: Cross multiply
    2,235,274.23x = 3,353,411.31 × 815,330.31
  4. Step 4: Simplify right side
    2,235,274.23x = 2,734,137,882,939.81
  5. Step 5: Solve for x
    x = 2,734,137,882,939.81/2,235,274.23
  6. Step 6: Final answer
    x = 1,223,177.83

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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.