Home / 2,839,780.14-3,918,910.98-1,550,620.50

Finding the Fourth Proportional to 2,839,780.14, 3,918,910.98 and 1,550,620.50

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Solution

The fourth proportional to 2,839,780.14, 3,918,910.98 and 1,550,620.50 is: 2,139,864.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,839,780.14 : 3,918,910.98 = 1,550,620.50 : x
  2. Step 2: Convert to fraction form
    2,839,780.14/3,918,910.98 = 1,550,620.50/x
  3. Step 3: Cross multiply
    2,839,780.14x = 3,918,910.98 × 1,550,620.50
  4. Step 4: Simplify right side
    2,839,780.14x = 6,076,743,703,263.09
  5. Step 5: Solve for x
    x = 6,076,743,703,263.09/2,839,780.14
  6. Step 6: Final answer
    x = 2,139,864.15

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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.