Home / 3,280,404.80-4,922,680.80-1,932,564.80

Finding the Fourth Proportional to 3,280,404.80, 4,922,680.80 and 1,932,564.80

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Solution

The fourth proportional to 3,280,404.80, 4,922,680.80 and 1,932,564.80 is: 2,900,068.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,280,404.80 : 4,922,680.80 = 1,932,564.80 : x
  2. Step 2: Convert to fraction form
    3,280,404.80/4,922,680.80 = 1,932,564.80/x
  3. Step 3: Cross multiply
    3,280,404.80x = 4,922,680.80 × 1,932,564.80
  4. Step 4: Simplify right side
    3,280,404.80x = 9,513,399,635,715.84
  5. Step 5: Solve for x
    x = 9,513,399,635,715.84/3,280,404.80
  6. Step 6: Final answer
    x = 2,900,068.81

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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.