Home / 5,236,915.36-7,852,842.96-1,825,121.55

Finding the Fourth Proportional to 5,236,915.36, 7,852,842.96 and 1,825,121.55

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Solution

The fourth proportional to 5,236,915.36, 7,852,842.96 and 1,825,121.55 is: 2,736,800.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,236,915.36 : 7,852,842.96 = 1,825,121.55 : x
  2. Step 2: Convert to fraction form
    5,236,915.36/7,852,842.96 = 1,825,121.55/x
  3. Step 3: Cross multiply
    5,236,915.36x = 7,852,842.96 × 1,825,121.55
  4. Step 4: Simplify right side
    5,236,915.36x = 14,332,392,915,061.79
  5. Step 5: Solve for x
    x = 14,332,392,915,061.79/5,236,915.36
  6. Step 6: Final answer
    x = 2,736,800.56

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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.