Home / 4,213,118.46-5,818,118.81-3,983,588.44

Finding the Fourth Proportional to 4,213,118.46, 5,818,118.81 and 3,983,588.44

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Solution

The fourth proportional to 4,213,118.46, 5,818,118.81 and 3,983,588.44 is: 5,501,148.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,213,118.46 : 5,818,118.81 = 3,983,588.44 : x
  2. Step 2: Convert to fraction form
    4,213,118.46/5,818,118.81 = 3,983,588.44/x
  3. Step 3: Cross multiply
    4,213,118.46x = 5,818,118.81 × 3,983,588.44
  4. Step 4: Simplify right side
    4,213,118.46x = 23,176,990,843,530.08
  5. Step 5: Solve for x
    x = 23,176,990,843,530.08/4,213,118.46
  6. Step 6: Final answer
    x = 5,501,148.63

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.