Home / 1,054,523.66-1,581,458.19-380,517.50

Finding the Fourth Proportional to 1,054,523.66, 1,581,458.19 and 380,517.50

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Solution

The fourth proportional to 1,054,523.66, 1,581,458.19 and 380,517.50 is: 570,658.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,523.66 : 1,581,458.19 = 380,517.50 : x
  2. Step 2: Convert to fraction form
    1,054,523.66/1,581,458.19 = 380,517.50/x
  3. Step 3: Cross multiply
    1,054,523.66x = 1,581,458.19 × 380,517.50
  4. Step 4: Simplify right side
    1,054,523.66x = 601,772,516,813.33
  5. Step 5: Solve for x
    x = 601,772,516,813.33/1,054,523.66
  6. Step 6: Final answer
    x = 570,658.15

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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.