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Finding the Fourth Proportional to 6,481,152.87, 9,724,343.46 and 2,884,459.82

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Solution

The fourth proportional to 6,481,152.87, 9,724,343.46 and 2,884,459.82 is: 4,327,853.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,481,152.87 : 9,724,343.46 = 2,884,459.82 : x
  2. Step 2: Convert to fraction form
    6,481,152.87/9,724,343.46 = 2,884,459.82/x
  3. Step 3: Cross multiply
    6,481,152.87x = 9,724,343.46 × 2,884,459.82
  4. Step 4: Simplify right side
    6,481,152.87x = 28,049,477,926,811.34
  5. Step 5: Solve for x
    x = 28,049,477,926,811.34/6,481,152.87
  6. Step 6: Final answer
    x = 4,327,853.16

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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.