Home / 1,724,416.58-2,379,695.54-999,684.42

Finding the Fourth Proportional to 1,724,416.58, 2,379,695.54 and 999,684.42

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Solution

The fourth proportional to 1,724,416.58, 2,379,695.54 and 999,684.42 is: 1,379,564.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,724,416.58 : 2,379,695.54 = 999,684.42 : x
  2. Step 2: Convert to fraction form
    1,724,416.58/2,379,695.54 = 999,684.42/x
  3. Step 3: Cross multiply
    1,724,416.58x = 2,379,695.54 × 999,684.42
  4. Step 4: Simplify right side
    1,724,416.58x = 2,378,944,541,759.21
  5. Step 5: Solve for x
    x = 2,378,944,541,759.21/1,724,416.58
  6. Step 6: Final answer
    x = 1,379,564.87

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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.