Home / 4,722,064.52-7,078,889.10-1,729,548.68

Finding the Fourth Proportional to 4,722,064.52, 7,078,889.10 and 1,729,548.68

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Solution

The fourth proportional to 4,722,064.52, 7,078,889.10 and 1,729,548.68 is: 2,592,781.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,722,064.52 : 7,078,889.10 = 1,729,548.68 : x
  2. Step 2: Convert to fraction form
    4,722,064.52/7,078,889.10 = 1,729,548.68/x
  3. Step 3: Cross multiply
    4,722,064.52x = 7,078,889.10 × 1,729,548.68
  4. Step 4: Simplify right side
    4,722,064.52x = 12,243,283,298,771.39
  5. Step 5: Solve for x
    x = 12,243,283,298,771.39/4,722,064.52
  6. Step 6: Final answer
    x = 2,592,781.87

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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.