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Finding the Fourth Proportional to 2,065,513.80, 3,098,270.70 and 2,065,513.80

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Solution

The fourth proportional to 2,065,513.80, 3,098,270.70 and 2,065,513.80 is: 3,098,270.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,065,513.80 : 3,098,270.70 = 2,065,513.80 : x
  2. Step 2: Convert to fraction form
    2,065,513.80/3,098,270.70 = 2,065,513.80/x
  3. Step 3: Cross multiply
    2,065,513.80x = 3,098,270.70 × 2,065,513.80
  4. Step 4: Simplify right side
    2,065,513.80x = 6,399,520,886,985.66
  5. Step 5: Solve for x
    x = 6,399,520,886,985.66/2,065,513.80
  6. Step 6: Final answer
    x = 3,098,270.70

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Double scale
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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.