Home / 2,724,658.28-4,086,975.90-831,393.32

Finding the Fourth Proportional to 2,724,658.28, 4,086,975.90 and 831,393.32

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Solution

The fourth proportional to 2,724,658.28, 4,086,975.90 and 831,393.32 is: 1,247,086.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,724,658.28 : 4,086,975.90 = 831,393.32 : x
  2. Step 2: Convert to fraction form
    2,724,658.28/4,086,975.90 = 831,393.32/x
  3. Step 3: Cross multiply
    2,724,658.28x = 4,086,975.90 × 831,393.32
  4. Step 4: Simplify right side
    2,724,658.28x = 3,397,884,462,260.99
  5. Step 5: Solve for x
    x = 3,397,884,462,260.99/2,724,658.28
  6. Step 6: Final answer
    x = 1,247,086.46

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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.