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Finding the Fourth Proportional to 5,971,608.50, 8,957,322.74 and 2,686,643.11

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Solution

The fourth proportional to 5,971,608.50, 8,957,322.74 and 2,686,643.11 is: 4,029,924.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,971,608.50 : 8,957,322.74 = 2,686,643.11 : x
  2. Step 2: Convert to fraction form
    5,971,608.50/8,957,322.74 = 2,686,643.11/x
  3. Step 3: Cross multiply
    5,971,608.50x = 8,957,322.74 × 2,686,643.11
  4. Step 4: Simplify right side
    5,971,608.50x = 24,065,129,365,247.49
  5. Step 5: Solve for x
    x = 24,065,129,365,247.49/5,971,608.50
  6. Step 6: Final answer
    x = 4,029,924.16

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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.