Home / 1,054,414.29-1,581,294.37-380,407.98

Finding the Fourth Proportional to 1,054,414.29, 1,581,294.37 and 380,407.98

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Solution

The fourth proportional to 1,054,414.29, 1,581,294.37 and 380,407.98 is: 570,493.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,414.29 : 1,581,294.37 = 380,407.98 : x
  2. Step 2: Convert to fraction form
    1,054,414.29/1,581,294.37 = 380,407.98/x
  3. Step 3: Cross multiply
    1,054,414.29x = 1,581,294.37 × 380,407.98
  4. Step 4: Simplify right side
    1,054,414.29x = 601,536,992,544.92
  5. Step 5: Solve for x
    x = 601,536,992,544.92/1,054,414.29
  6. Step 6: Final answer
    x = 570,493.97

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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.