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Finding the Fourth Proportional to 6,335,998.80, 9,503,998.20 and 1,848,274.80

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Solution

The fourth proportional to 6,335,998.80, 9,503,998.20 and 1,848,274.80 is: 2,772,412.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,335,998.80 : 9,503,998.20 = 1,848,274.80 : x
  2. Step 2: Convert to fraction form
    6,335,998.80/9,503,998.20 = 1,848,274.80/x
  3. Step 3: Cross multiply
    6,335,998.80x = 9,503,998.20 × 1,848,274.80
  4. Step 4: Simplify right side
    6,335,998.80x = 17,566,000,372,305.36
  5. Step 5: Solve for x
    x = 17,566,000,372,305.36/6,335,998.80
  6. Step 6: Final answer
    x = 2,772,412.20

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Similar ratio
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1.5x scale

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.