Home / 3,237,812.01-4,468,186.24-1,787,509.78

Finding the Fourth Proportional to 3,237,812.01, 4,468,186.24 and 1,787,509.78

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Solution

The fourth proportional to 3,237,812.01, 4,468,186.24 and 1,787,509.78 is: 2,466,766.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,237,812.01 : 4,468,186.24 = 1,787,509.78 : x
  2. Step 2: Convert to fraction form
    3,237,812.01/4,468,186.24 = 1,787,509.78/x
  3. Step 3: Cross multiply
    3,237,812.01x = 4,468,186.24 × 1,787,509.78
  4. Step 4: Simplify right side
    3,237,812.01x = 7,986,926,587,222.19
  5. Step 5: Solve for x
    x = 7,986,926,587,222.19/3,237,812.01
  6. Step 6: Final answer
    x = 2,466,766.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.