Home / 4,889,216.40-7,330,908.60-2,997,315.60

Finding the Fourth Proportional to 4,889,216.40, 7,330,908.60 and 2,997,315.60

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Solution

The fourth proportional to 4,889,216.40, 7,330,908.60 and 2,997,315.60 is: 4,494,185.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,889,216.40 : 7,330,908.60 = 2,997,315.60 : x
  2. Step 2: Convert to fraction form
    4,889,216.40/7,330,908.60 = 2,997,315.60/x
  3. Step 3: Cross multiply
    4,889,216.40x = 7,330,908.60 × 2,997,315.60
  4. Step 4: Simplify right side
    4,889,216.40x = 21,973,046,708,954.16
  5. Step 5: Solve for x
    x = 21,973,046,708,954.16/4,889,216.40
  6. Step 6: Final answer
    x = 4,494,185.76

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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.