Home / 1,724,404.77-2,379,679.23-999,672.62

Finding the Fourth Proportional to 1,724,404.77, 2,379,679.23 and 999,672.62

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Solution

The fourth proportional to 1,724,404.77, 2,379,679.23 and 999,672.62 is: 1,379,548.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,724,404.77 : 2,379,679.23 = 999,672.62 : x
  2. Step 2: Convert to fraction form
    1,724,404.77/2,379,679.23 = 999,672.62/x
  3. Step 3: Cross multiply
    1,724,404.77x = 2,379,679.23 × 999,672.62
  4. Step 4: Simplify right side
    1,724,404.77x = 2,378,900,170,613.68
  5. Step 5: Solve for x
    x = 2,378,900,170,613.68/1,724,404.77
  6. Step 6: Final answer
    x = 1,379,548.59

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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.