Home / 3,171,511-4,380,317.76-2,088,623.08

Finding the Fourth Proportional to 3,171,511, 4,380,317.76 and 2,088,623.08

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Solution

The fourth proportional to 3,171,511, 4,380,317.76 and 2,088,623.08 is: 2,884,692.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,171,511 : 4,380,317.76 = 2,088,623.08 : x
  2. Step 2: Convert to fraction form
    3,171,511/4,380,317.76 = 2,088,623.08/x
  3. Step 3: Cross multiply
    3,171,511x = 4,380,317.76 × 2,088,623.08
  4. Step 4: Simplify right side
    3,171,511x = 9,148,832,771,269.90
  5. Step 5: Solve for x
    x = 9,148,832,771,269.90/3,171,511
  6. Step 6: Final answer
    x = 2,884,692.11

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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.