Home / 3,787,077.16-5,680,616.60-947,189.64

Finding the Fourth Proportional to 3,787,077.16, 5,680,616.60 and 947,189.64

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Solution

The fourth proportional to 3,787,077.16, 5,680,616.60 and 947,189.64 is: 1,420,784.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,787,077.16 : 5,680,616.60 = 947,189.64 : x
  2. Step 2: Convert to fraction form
    3,787,077.16/5,680,616.60 = 947,189.64/x
  3. Step 3: Cross multiply
    3,787,077.16x = 5,680,616.60 × 947,189.64
  4. Step 4: Simplify right side
    3,787,077.16x = 5,380,621,192,332.02
  5. Step 5: Solve for x
    x = 5,380,621,192,332.02/3,787,077.16
  6. Step 6: Final answer
    x = 1,420,784.68

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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.