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Finding the Fourth Proportional to 5,798,538.54, 8,001,764.01 and 3,220,385.40

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Solution

The fourth proportional to 5,798,538.54, 8,001,764.01 and 3,220,385.40 is: 4,444,010.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,798,538.54 : 8,001,764.01 = 3,220,385.40 : x
  2. Step 2: Convert to fraction form
    5,798,538.54/8,001,764.01 = 3,220,385.40/x
  3. Step 3: Cross multiply
    5,798,538.54x = 8,001,764.01 × 3,220,385.40
  4. Step 4: Simplify right side
    5,798,538.54x = 25,768,763,992,049.45
  5. Step 5: Solve for x
    x = 25,768,763,992,049.45/5,798,538.54
  6. Step 6: Final answer
    x = 4,444,010.13

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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.