Home / 3,072,910.50-4,240,716.84-1,677,546.52

Finding the Fourth Proportional to 3,072,910.50, 4,240,716.84 and 1,677,546.52

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Solution

The fourth proportional to 3,072,910.50, 4,240,716.84 and 1,677,546.52 is: 2,315,068.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,072,910.50 : 4,240,716.84 = 1,677,546.52 : x
  2. Step 2: Convert to fraction form
    3,072,910.50/4,240,716.84 = 1,677,546.52/x
  3. Step 3: Cross multiply
    3,072,910.50x = 4,240,716.84 × 1,677,546.52
  4. Step 4: Simplify right side
    3,072,910.50x = 7,113,999,766,645.61
  5. Step 5: Solve for x
    x = 7,113,999,766,645.61/3,072,910.50
  6. Step 6: Final answer
    x = 2,315,068.98

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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.