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Finding the Fourth Proportional to 5,859,606.80, 8,789,410.20 and 4,158,995.60

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Solution

The fourth proportional to 5,859,606.80, 8,789,410.20 and 4,158,995.60 is: 6,238,493.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,859,606.80 : 8,789,410.20 = 4,158,995.60 : x
  2. Step 2: Convert to fraction form
    5,859,606.80/8,789,410.20 = 4,158,995.60/x
  3. Step 3: Cross multiply
    5,859,606.80x = 8,789,410.20 × 4,158,995.60
  4. Step 4: Simplify right side
    5,859,606.80x = 36,555,118,348,395.12
  5. Step 5: Solve for x
    x = 36,555,118,348,395.12/5,859,606.80
  6. Step 6: Final answer
    x = 6,238,493.40

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Similar ratio
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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.