Home / 2,892,750.76-3,992,032.16-1,669,310.20

Finding the Fourth Proportional to 2,892,750.76, 3,992,032.16 and 1,669,310.20

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Solution

The fourth proportional to 2,892,750.76, 3,992,032.16 and 1,669,310.20 is: 2,303,668.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,892,750.76 : 3,992,032.16 = 1,669,310.20 : x
  2. Step 2: Convert to fraction form
    2,892,750.76/3,992,032.16 = 1,669,310.20/x
  3. Step 3: Cross multiply
    2,892,750.76x = 3,992,032.16 × 1,669,310.20
  4. Step 4: Simplify right side
    2,892,750.76x = 6,663,940,003,416.03
  5. Step 5: Solve for x
    x = 6,663,940,003,416.03/2,892,750.76
  6. Step 6: Final answer
    x = 2,303,668.91

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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.