Home / 1,821,278.08-2,513,692.83-1,086,279.52

Finding the Fourth Proportional to 1,821,278.08, 2,513,692.83 and 1,086,279.52

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Solution

The fourth proportional to 1,821,278.08, 2,513,692.83 and 1,086,279.52 is: 1,499,262.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,821,278.08 : 2,513,692.83 = 1,086,279.52 : x
  2. Step 2: Convert to fraction form
    1,821,278.08/2,513,692.83 = 1,086,279.52/x
  3. Step 3: Cross multiply
    1,821,278.08x = 2,513,692.83 × 1,086,279.52
  4. Step 4: Simplify right side
    1,821,278.08x = 2,730,573,040,799.84
  5. Step 5: Solve for x
    x = 2,730,573,040,799.84/1,821,278.08
  6. Step 6: Final answer
    x = 1,499,262.01

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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.