Home / 3,331,852.53-4,997,778.79-807,507.78

Finding the Fourth Proportional to 3,331,852.53, 4,997,778.79 and 807,507.78

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Solution

The fourth proportional to 3,331,852.53, 4,997,778.79 and 807,507.78 is: 1,211,261.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,331,852.53 : 4,997,778.79 = 807,507.78 : x
  2. Step 2: Convert to fraction form
    3,331,852.53/4,997,778.79 = 807,507.78/x
  3. Step 3: Cross multiply
    3,331,852.53x = 4,997,778.79 × 807,507.78
  4. Step 4: Simplify right side
    3,331,852.53x = 4,035,745,264,510.13
  5. Step 5: Solve for x
    x = 4,035,745,264,510.13/3,331,852.53
  6. Step 6: Final answer
    x = 1,211,261.67

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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.