Home / 2,949,279.54-4,423,910.52-1,328,150.40

Finding the Fourth Proportional to 2,949,279.54, 4,423,910.52 and 1,328,150.40

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Solution

The fourth proportional to 2,949,279.54, 4,423,910.52 and 1,328,150.40 is: 1,992,221.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,949,279.54 : 4,423,910.52 = 1,328,150.40 : x
  2. Step 2: Convert to fraction form
    2,949,279.54/4,423,910.52 = 1,328,150.40/x
  3. Step 3: Cross multiply
    2,949,279.54x = 4,423,910.52 × 1,328,150.40
  4. Step 4: Simplify right side
    2,949,279.54x = 5,875,618,526,702.21
  5. Step 5: Solve for x
    x = 5,875,618,526,702.21/2,949,279.54
  6. Step 6: Final answer
    x = 1,992,221.64

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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.