Home / 1,645,961.58-2,468,692.89-447,977.25

Finding the Fourth Proportional to 1,645,961.58, 2,468,692.89 and 447,977.25

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Solution

The fourth proportional to 1,645,961.58, 2,468,692.89 and 447,977.25 is: 671,897.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,645,961.58 : 2,468,692.89 = 447,977.25 : x
  2. Step 2: Convert to fraction form
    1,645,961.58/2,468,692.89 = 447,977.25/x
  3. Step 3: Cross multiply
    1,645,961.58x = 2,468,692.89 × 447,977.25
  4. Step 4: Simplify right side
    1,645,961.58x = 1,105,918,251,956.75
  5. Step 5: Solve for x
    x = 1,105,918,251,956.75/1,645,961.58
  6. Step 6: Final answer
    x = 671,897.97

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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.