Home / 1,086,620.13-1,629,561.06-376,482.42

Finding the Fourth Proportional to 1,086,620.13, 1,629,561.06 and 376,482.42

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Solution

The fourth proportional to 1,086,620.13, 1,629,561.06 and 376,482.42 is: 564,595.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,086,620.13 : 1,629,561.06 = 376,482.42 : x
  2. Step 2: Convert to fraction form
    1,086,620.13/1,629,561.06 = 376,482.42/x
  3. Step 3: Cross multiply
    1,086,620.13x = 1,629,561.06 × 376,482.42
  4. Step 4: Simplify right side
    1,086,620.13x = 613,501,091,406.57
  5. Step 5: Solve for x
    x = 613,501,091,406.57/1,086,620.13
  6. Step 6: Final answer
    x = 564,595.74

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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.