Home / 2,887,060.55-3,985,031.40-1,664,183.44

Finding the Fourth Proportional to 2,887,060.55, 3,985,031.40 and 1,664,183.44

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Solution

The fourth proportional to 2,887,060.55, 3,985,031.40 and 1,664,183.44 is: 2,297,084.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,887,060.55 : 3,985,031.40 = 1,664,183.44 : x
  2. Step 2: Convert to fraction form
    2,887,060.55/3,985,031.40 = 1,664,183.44/x
  3. Step 3: Cross multiply
    2,887,060.55x = 3,985,031.40 × 1,664,183.44
  4. Step 4: Simplify right side
    2,887,060.55x = 6,631,823,243,834.86
  5. Step 5: Solve for x
    x = 6,631,823,243,834.86/2,887,060.55
  6. Step 6: Final answer
    x = 2,297,084.92

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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.