Home / 3,147,568.84-4,718,792.04-987,483.52

Finding the Fourth Proportional to 3,147,568.84, 4,718,792.04 and 987,483.52

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Solution

The fourth proportional to 3,147,568.84, 4,718,792.04 and 987,483.52 is: 1,480,421.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,147,568.84 : 4,718,792.04 = 987,483.52 : x
  2. Step 2: Convert to fraction form
    3,147,568.84/4,718,792.04 = 987,483.52/x
  3. Step 3: Cross multiply
    3,147,568.84x = 4,718,792.04 × 987,483.52
  4. Step 4: Simplify right side
    3,147,568.84x = 4,659,729,373,807.18
  5. Step 5: Solve for x
    x = 4,659,729,373,807.18/3,147,568.84
  6. Step 6: Final answer
    x = 1,480,421.75

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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.