Home / 5,078,380.50-7,617,482.52-2,045,668.83

Finding the Fourth Proportional to 5,078,380.50, 7,617,482.52 and 2,045,668.83

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Solution

The fourth proportional to 5,078,380.50, 7,617,482.52 and 2,045,668.83 is: 3,068,467.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,078,380.50 : 7,617,482.52 = 2,045,668.83 : x
  2. Step 2: Convert to fraction form
    5,078,380.50/7,617,482.52 = 2,045,668.83/x
  3. Step 3: Cross multiply
    5,078,380.50x = 7,617,482.52 × 2,045,668.83
  4. Step 4: Simplify right side
    5,078,380.50x = 15,582,846,554,233.85
  5. Step 5: Solve for x
    x = 15,582,846,554,233.85/5,078,380.50
  6. Step 6: Final answer
    x = 3,068,467.70

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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.