Home / 3,616,064.43-4,989,839.02-2,145,719.58

Finding the Fourth Proportional to 3,616,064.43, 4,989,839.02 and 2,145,719.58

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Solution

The fourth proportional to 3,616,064.43, 4,989,839.02 and 2,145,719.58 is: 2,960,897.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,616,064.43 : 4,989,839.02 = 2,145,719.58 : x
  2. Step 2: Convert to fraction form
    3,616,064.43/4,989,839.02 = 2,145,719.58/x
  3. Step 3: Cross multiply
    3,616,064.43x = 4,989,839.02 × 2,145,719.58
  4. Step 4: Simplify right side
    3,616,064.43x = 10,706,795,286,262.01
  5. Step 5: Solve for x
    x = 10,706,795,286,262.01/3,616,064.43
  6. Step 6: Final answer
    x = 2,960,897.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.