Home / 1,379,884.14-2,069,680.61-369,108.09

Finding the Fourth Proportional to 1,379,884.14, 2,069,680.61 and 369,108.09

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Solution

The fourth proportional to 1,379,884.14, 2,069,680.61 and 369,108.09 is: 553,623.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,379,884.14 : 2,069,680.61 = 369,108.09 : x
  2. Step 2: Convert to fraction form
    1,379,884.14/2,069,680.61 = 369,108.09/x
  3. Step 3: Cross multiply
    1,379,884.14x = 2,069,680.61 × 369,108.09
  4. Step 4: Simplify right side
    1,379,884.14x = 763,935,856,867.14
  5. Step 5: Solve for x
    x = 763,935,856,867.14/1,379,884.14
  6. Step 6: Final answer
    x = 553,623.19

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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.