Home / 5,247,415.71-7,869,365.28-2,008,200.78

Finding the Fourth Proportional to 5,247,415.71, 7,869,365.28 and 2,008,200.78

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Solution

The fourth proportional to 5,247,415.71, 7,869,365.28 and 2,008,200.78 is: 3,011,628.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,247,415.71 : 7,869,365.28 = 2,008,200.78 : x
  2. Step 2: Convert to fraction form
    5,247,415.71/7,869,365.28 = 2,008,200.78/x
  3. Step 3: Cross multiply
    5,247,415.71x = 7,869,365.28 × 2,008,200.78
  4. Step 4: Simplify right side
    5,247,415.71x = 15,803,265,493,400.92
  5. Step 5: Solve for x
    x = 15,803,265,493,400.92/5,247,415.71
  6. Step 6: Final answer
    x = 3,011,628.27

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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.