Home / 4,912,134.36-7,360,055.76-2,987,222.82

Finding the Fourth Proportional to 4,912,134.36, 7,360,055.76 and 2,987,222.82

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Solution

The fourth proportional to 4,912,134.36, 7,360,055.76 and 2,987,222.82 is: 4,475,880.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,912,134.36 : 7,360,055.76 = 2,987,222.82 : x
  2. Step 2: Convert to fraction form
    4,912,134.36/7,360,055.76 = 2,987,222.82/x
  3. Step 3: Cross multiply
    4,912,134.36x = 7,360,055.76 × 2,987,222.82
  4. Step 4: Simplify right side
    4,912,134.36x = 21,986,126,522,744.44
  5. Step 5: Solve for x
    x = 21,986,126,522,744.44/4,912,134.36
  6. Step 6: Final answer
    x = 4,475,880.53

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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.