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Finding the Fourth Proportional to 5,798,528.04, 8,001,749.52 and 3,220,374.90

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Solution

The fourth proportional to 5,798,528.04, 8,001,749.52 and 3,220,374.90 is: 4,443,995.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,798,528.04 : 8,001,749.52 = 3,220,374.90 : x
  2. Step 2: Convert to fraction form
    5,798,528.04/8,001,749.52 = 3,220,374.90/x
  3. Step 3: Cross multiply
    5,798,528.04x = 8,001,749.52 × 3,220,374.90
  4. Step 4: Simplify right side
    5,798,528.04x = 25,768,633,310,295.05
  5. Step 5: Solve for x
    x = 25,768,633,310,295.05/5,798,528.04
  6. Step 6: Final answer
    x = 4,443,995.64

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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.