Home / 2,878,450.50-3,972,611.61-1,671,226.50

Finding the Fourth Proportional to 2,878,450.50, 3,972,611.61 and 1,671,226.50

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Solution

The fourth proportional to 2,878,450.50, 3,972,611.61 and 1,671,226.50 is: 2,306,495.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,878,450.50 : 3,972,611.61 = 1,671,226.50 : x
  2. Step 2: Convert to fraction form
    2,878,450.50/3,972,611.61 = 1,671,226.50/x
  3. Step 3: Cross multiply
    2,878,450.50x = 3,972,611.61 × 1,671,226.50
  4. Step 4: Simplify right side
    2,878,450.50x = 6,639,133,796,839.67
  5. Step 5: Solve for x
    x = 6,639,133,796,839.67/2,878,450.50
  6. Step 6: Final answer
    x = 2,306,495.73

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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.