Home / 2,408,639.06-3,612,964.86-812,323.46

Finding the Fourth Proportional to 2,408,639.06, 3,612,964.86 and 812,323.46

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Solution

The fourth proportional to 2,408,639.06, 3,612,964.86 and 812,323.46 is: 1,218,487.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,408,639.06 : 3,612,964.86 = 812,323.46 : x
  2. Step 2: Convert to fraction form
    2,408,639.06/3,612,964.86 = 812,323.46/x
  3. Step 3: Cross multiply
    2,408,639.06x = 3,612,964.86 × 812,323.46
  4. Step 4: Simplify right side
    2,408,639.06x = 2,934,896,097,868.79
  5. Step 5: Solve for x
    x = 2,934,896,097,868.79/2,408,639.06
  6. Step 6: Final answer
    x = 1,218,487.30

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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.