Home / 2,279,115.94-3,142,102.10-1,461,900.86

Finding the Fourth Proportional to 2,279,115.94, 3,142,102.10 and 1,461,900.86

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Solution

The fourth proportional to 2,279,115.94, 3,142,102.10 and 1,461,900.86 is: 2,015,448.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,279,115.94 : 3,142,102.10 = 1,461,900.86 : x
  2. Step 2: Convert to fraction form
    2,279,115.94/3,142,102.10 = 1,461,900.86/x
  3. Step 3: Cross multiply
    2,279,115.94x = 3,142,102.10 × 1,461,900.86
  4. Step 4: Simplify right side
    2,279,115.94x = 4,593,441,762,197.81
  5. Step 5: Solve for x
    x = 4,593,441,762,197.81/2,279,115.94
  6. Step 6: Final answer
    x = 2,015,448.92

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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.