Home / 1,186,269.82-1,779,453.94-344,821.57

Finding the Fourth Proportional to 1,186,269.82, 1,779,453.94 and 344,821.57

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Solution

The fourth proportional to 1,186,269.82, 1,779,453.94 and 344,821.57 is: 517,246.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,186,269.82 : 1,779,453.94 = 344,821.57 : x
  2. Step 2: Convert to fraction form
    1,186,269.82/1,779,453.94 = 344,821.57/x
  3. Step 3: Cross multiply
    1,186,269.82x = 1,779,453.94 × 344,821.57
  4. Step 4: Simplify right side
    1,186,269.82x = 613,594,100,471.43
  5. Step 5: Solve for x
    x = 613,594,100,471.43/1,186,269.82
  6. Step 6: Final answer
    x = 517,246.66

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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.