Home / 3,221,246.72-4,831,871.04-946,771.52

Finding the Fourth Proportional to 3,221,246.72, 4,831,871.04 and 946,771.52

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Solution

The fourth proportional to 3,221,246.72, 4,831,871.04 and 946,771.52 is: 1,420,157.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,221,246.72 : 4,831,871.04 = 946,771.52 : x
  2. Step 2: Convert to fraction form
    3,221,246.72/4,831,871.04 = 946,771.52/x
  3. Step 3: Cross multiply
    3,221,246.72x = 4,831,871.04 × 946,771.52
  4. Step 4: Simplify right side
    3,221,246.72x = 4,574,677,888,984.78
  5. Step 5: Solve for x
    x = 4,574,677,888,984.78/3,221,246.72
  6. Step 6: Final answer
    x = 1,420,157.56

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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.