Home / 1,663,879.34-2,489,252.19-1,260,234.32

Finding the Fourth Proportional to 1,663,879.34, 2,489,252.19 and 1,260,234.32

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Solution

The fourth proportional to 1,663,879.34, 2,489,252.19 and 1,260,234.32 is: 1,885,377.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,663,879.34 : 2,489,252.19 = 1,260,234.32 : x
  2. Step 2: Convert to fraction form
    1,663,879.34/2,489,252.19 = 1,260,234.32/x
  3. Step 3: Cross multiply
    1,663,879.34x = 2,489,252.19 × 1,260,234.32
  4. Step 4: Simplify right side
    1,663,879.34x = 3,137,041,044,891.88
  5. Step 5: Solve for x
    x = 3,137,041,044,891.88/1,663,879.34
  6. Step 6: Final answer
    x = 1,885,377.72

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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.