Home / 4,112,478-5,665,079.22-3,498,664.86

Finding the Fourth Proportional to 4,112,478, 5,665,079.22 and 3,498,664.86

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Solution

The fourth proportional to 4,112,478, 5,665,079.22 and 3,498,664.86 is: 4,819,530.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,112,478 : 5,665,079.22 = 3,498,664.86 : x
  2. Step 2: Convert to fraction form
    4,112,478/5,665,079.22 = 3,498,664.86/x
  3. Step 3: Cross multiply
    4,112,478x = 5,665,079.22 × 3,498,664.86
  4. Step 4: Simplify right side
    4,112,478x = 19,820,213,596,130.21
  5. Step 5: Solve for x
    x = 19,820,213,596,130.21/4,112,478
  6. Step 6: Final answer
    x = 4,819,530.61

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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.