Home / 5,811,172.89-8,716,759.29-2,118,473.61

Finding the Fourth Proportional to 5,811,172.89, 8,716,759.29 and 2,118,473.61

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Solution

The fourth proportional to 5,811,172.89, 8,716,759.29 and 2,118,473.61 is: 3,177,710.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,811,172.89 : 8,716,759.29 = 2,118,473.61 : x
  2. Step 2: Convert to fraction form
    5,811,172.89/8,716,759.29 = 2,118,473.61/x
  3. Step 3: Cross multiply
    5,811,172.89x = 8,716,759.29 × 2,118,473.61
  4. Step 4: Simplify right side
    5,811,172.89x = 18,466,224,520,587.33
  5. Step 5: Solve for x
    x = 18,466,224,520,587.33/5,811,172.89
  6. Step 6: Final answer
    x = 3,177,710.40

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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.