Home / 1,723,946.64-2,379,046.34-999,214.73

Finding the Fourth Proportional to 1,723,946.64, 2,379,046.34 and 999,214.73

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Solution

The fourth proportional to 1,723,946.64, 2,379,046.34 and 999,214.73 is: 1,378,916.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,723,946.64 : 2,379,046.34 = 999,214.73 : x
  2. Step 2: Convert to fraction form
    1,723,946.64/2,379,046.34 = 999,214.73/x
  3. Step 3: Cross multiply
    1,723,946.64x = 2,379,046.34 × 999,214.73
  4. Step 4: Simplify right side
    1,723,946.64x = 2,377,178,129,389.28
  5. Step 5: Solve for x
    x = 2,377,178,129,389.28/1,723,946.64
  6. Step 6: Final answer
    x = 1,378,916.30

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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.