Home / 1,809,423.88-2,497,007.18-993,680.16

Finding the Fourth Proportional to 1,809,423.88, 2,497,007.18 and 993,680.16

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Solution

The fourth proportional to 1,809,423.88, 2,497,007.18 and 993,680.16 is: 1,371,279.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,809,423.88 : 2,497,007.18 = 993,680.16 : x
  2. Step 2: Convert to fraction form
    1,809,423.88/2,497,007.18 = 993,680.16/x
  3. Step 3: Cross multiply
    1,809,423.88x = 2,497,007.18 × 993,680.16
  4. Step 4: Simplify right side
    1,809,423.88x = 2,481,226,494,143.55
  5. Step 5: Solve for x
    x = 2,481,226,494,143.55/1,809,423.88
  6. Step 6: Final answer
    x = 1,371,279.84

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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.