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Finding the Fourth Proportional to 5,798,508.01, 8,001,721.95 and 3,220,354.86

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Solution

The fourth proportional to 5,798,508.01, 8,001,721.95 and 3,220,354.86 is: 4,443,968.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,798,508.01 : 8,001,721.95 = 3,220,354.86 : x
  2. Step 2: Convert to fraction form
    5,798,508.01/8,001,721.95 = 3,220,354.86/x
  3. Step 3: Cross multiply
    5,798,508.01x = 8,001,721.95 × 3,220,354.86
  4. Step 4: Simplify right side
    5,798,508.01x = 25,768,384,170,051.18
  5. Step 5: Solve for x
    x = 25,768,384,170,051.18/5,798,508.01
  6. Step 6: Final answer
    x = 4,443,968.02

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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.