Home / 4,940,208.50-6,817,487.73-2,679,216.50

Finding the Fourth Proportional to 4,940,208.50, 6,817,487.73 and 2,679,216.50

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Solution

The fourth proportional to 4,940,208.50, 6,817,487.73 and 2,679,216.50 is: 3,697,318.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,940,208.50 : 6,817,487.73 = 2,679,216.50 : x
  2. Step 2: Convert to fraction form
    4,940,208.50/6,817,487.73 = 2,679,216.50/x
  3. Step 3: Cross multiply
    4,940,208.50x = 6,817,487.73 × 2,679,216.50
  4. Step 4: Simplify right side
    4,940,208.50x = 18,265,525,614,763.55
  5. Step 5: Solve for x
    x = 18,265,525,614,763.55/4,940,208.50
  6. Step 6: Final answer
    x = 3,697,318.77

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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.