Home / 3,747,719.84-5,171,854.96-2,028,840.32

Finding the Fourth Proportional to 3,747,719.84, 5,171,854.96 and 2,028,840.32

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Solution

The fourth proportional to 3,747,719.84, 5,171,854.96 and 2,028,840.32 is: 2,799,800.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,747,719.84 : 5,171,854.96 = 2,028,840.32 : x
  2. Step 2: Convert to fraction form
    3,747,719.84/5,171,854.96 = 2,028,840.32/x
  3. Step 3: Cross multiply
    3,747,719.84x = 5,171,854.96 × 2,028,840.32
  4. Step 4: Simplify right side
    3,747,719.84x = 10,492,867,872,039.99
  5. Step 5: Solve for x
    x = 10,492,867,872,039.99/3,747,719.84
  6. Step 6: Final answer
    x = 2,799,800.50

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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.