Home / 5,320,331.44-7,981,618.04-1,725,817.76

Finding the Fourth Proportional to 5,320,331.44, 7,981,618.04 and 1,725,817.76

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Solution

The fourth proportional to 5,320,331.44, 7,981,618.04 and 1,725,817.76 is: 2,589,090.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,320,331.44 : 7,981,618.04 = 1,725,817.76 : x
  2. Step 2: Convert to fraction form
    5,320,331.44/7,981,618.04 = 1,725,817.76/x
  3. Step 3: Cross multiply
    5,320,331.44x = 7,981,618.04 × 1,725,817.76
  4. Step 4: Simplify right side
    5,320,331.44x = 13,774,818,166,968.39
  5. Step 5: Solve for x
    x = 13,774,818,166,968.39/5,320,331.44
  6. Step 6: Final answer
    x = 2,589,090.23

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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.