Home / 2,877,455.72-3,970,889.10-1,588,296.44

Finding the Fourth Proportional to 2,877,455.72, 3,970,889.10 and 1,588,296.44

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Solution

The fourth proportional to 2,877,455.72, 3,970,889.10 and 1,588,296.44 is: 2,191,849.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,877,455.72 : 3,970,889.10 = 1,588,296.44 : x
  2. Step 2: Convert to fraction form
    2,877,455.72/3,970,889.10 = 1,588,296.44/x
  3. Step 3: Cross multiply
    2,877,455.72x = 3,970,889.10 × 1,588,296.44
  4. Step 4: Simplify right side
    2,877,455.72x = 6,306,949,021,164.80
  5. Step 5: Solve for x
    x = 6,306,949,021,164.80/2,877,455.72
  6. Step 6: Final answer
    x = 2,191,849.20

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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.