Home / 3,135,239.17-4,702,630.37-1,406,644.28

Finding the Fourth Proportional to 3,135,239.17, 4,702,630.37 and 1,406,644.28

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Solution

The fourth proportional to 3,135,239.17, 4,702,630.37 and 1,406,644.28 is: 2,109,863.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,135,239.17 : 4,702,630.37 = 1,406,644.28 : x
  2. Step 2: Convert to fraction form
    3,135,239.17/4,702,630.37 = 1,406,644.28/x
  3. Step 3: Cross multiply
    3,135,239.17x = 4,702,630.37 × 1,406,644.28
  4. Step 4: Simplify right side
    3,135,239.17x = 6,614,928,110,914.78
  5. Step 5: Solve for x
    x = 6,614,928,110,914.78/3,135,239.17
  6. Step 6: Final answer
    x = 2,109,863.95

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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.