Home / 3,151,390.40-4,723,975.20-1,552,644.80

Finding the Fourth Proportional to 3,151,390.40, 4,723,975.20 and 1,552,644.80

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Solution

The fourth proportional to 3,151,390.40, 4,723,975.20 and 1,552,644.80 is: 2,327,434.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,151,390.40 : 4,723,975.20 = 1,552,644.80 : x
  2. Step 2: Convert to fraction form
    3,151,390.40/4,723,975.20 = 1,552,644.80/x
  3. Step 3: Cross multiply
    3,151,390.40x = 4,723,975.20 × 1,552,644.80
  4. Step 4: Simplify right side
    3,151,390.40x = 7,334,655,529,608.96
  5. Step 5: Solve for x
    x = 7,334,655,529,608.96/3,151,390.40
  6. Step 6: Final answer
    x = 2,327,434.75

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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.