Home / 4,121,421.21-5,680,991.84-3,248,833.86

Finding the Fourth Proportional to 4,121,421.21, 5,680,991.84 and 3,248,833.86

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Solution

The fourth proportional to 4,121,421.21, 5,680,991.84 and 3,248,833.86 is: 4,478,212.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,121,421.21 : 5,680,991.84 = 3,248,833.86 : x
  2. Step 2: Convert to fraction form
    4,121,421.21/5,680,991.84 = 3,248,833.86/x
  3. Step 3: Cross multiply
    4,121,421.21x = 5,680,991.84 × 3,248,833.86
  4. Step 4: Simplify right side
    4,121,421.21x = 18,456,598,631,931.53
  5. Step 5: Solve for x
    x = 18,456,598,631,931.53/4,121,421.21
  6. Step 6: Final answer
    x = 4,478,212.17

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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.