Home / 3,814,209.56-5,720,685.57-1,255,457.84

Finding the Fourth Proportional to 3,814,209.56, 5,720,685.57 and 1,255,457.84

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Solution

The fourth proportional to 3,814,209.56, 5,720,685.57 and 1,255,457.84 is: 1,882,979.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,814,209.56 : 5,720,685.57 = 1,255,457.84 : x
  2. Step 2: Convert to fraction form
    3,814,209.56/5,720,685.57 = 1,255,457.84/x
  3. Step 3: Cross multiply
    3,814,209.56x = 5,720,685.57 × 1,255,457.84
  4. Step 4: Simplify right side
    3,814,209.56x = 7,182,079,520,427.94
  5. Step 5: Solve for x
    x = 7,182,079,520,427.94/3,814,209.56
  6. Step 6: Final answer
    x = 1,882,979.79

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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.