Home / 3,820,182.76-5,728,302.42-1,124,157.88

Finding the Fourth Proportional to 3,820,182.76, 5,728,302.42 and 1,124,157.88

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Solution

The fourth proportional to 3,820,182.76, 5,728,302.42 and 1,124,157.88 is: 1,685,656.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,820,182.76 : 5,728,302.42 = 1,124,157.88 : x
  2. Step 2: Convert to fraction form
    3,820,182.76/5,728,302.42 = 1,124,157.88/x
  3. Step 3: Cross multiply
    3,820,182.76x = 5,728,302.42 × 1,124,157.88
  4. Step 4: Simplify right side
    3,820,182.76x = 6,439,516,304,466.07
  5. Step 5: Solve for x
    x = 6,439,516,304,466.07/3,820,182.76
  6. Step 6: Final answer
    x = 1,685,656.61

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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.