Home / 3,406,548.24-5,109,822.54-1,385,890.92

Finding the Fourth Proportional to 3,406,548.24, 5,109,822.54 and 1,385,890.92

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Solution

The fourth proportional to 3,406,548.24, 5,109,822.54 and 1,385,890.92 is: 2,078,836.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,406,548.24 : 5,109,822.54 = 1,385,890.92 : x
  2. Step 2: Convert to fraction form
    3,406,548.24/5,109,822.54 = 1,385,890.92/x
  3. Step 3: Cross multiply
    3,406,548.24x = 5,109,822.54 × 1,385,890.92
  4. Step 4: Simplify right side
    3,406,548.24x = 7,081,656,660,997.34
  5. Step 5: Solve for x
    x = 7,081,656,660,997.34/3,406,548.24
  6. Step 6: Final answer
    x = 2,078,836.45

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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.