Home / 1,669,268.24-2,503,928.28-407,119.76

Finding the Fourth Proportional to 1,669,268.24, 2,503,928.28 and 407,119.76

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Solution

The fourth proportional to 1,669,268.24, 2,503,928.28 and 407,119.76 is: 610,685.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,669,268.24 : 2,503,928.28 = 407,119.76 : x
  2. Step 2: Convert to fraction form
    1,669,268.24/2,503,928.28 = 407,119.76/x
  3. Step 3: Cross multiply
    1,669,268.24x = 2,503,928.28 × 407,119.76
  4. Step 4: Simplify right side
    1,669,268.24x = 1,019,398,680,410.81
  5. Step 5: Solve for x
    x = 1,019,398,680,410.81/1,669,268.24
  6. Step 6: Final answer
    x = 610,685.96

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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.