Home / 2,489,106.84-3,733,655.04-783,399.20

Finding the Fourth Proportional to 2,489,106.84, 3,733,655.04 and 783,399.20

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Solution

The fourth proportional to 2,489,106.84, 3,733,655.04 and 783,399.20 is: 1,175,097.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,489,106.84 : 3,733,655.04 = 783,399.20 : x
  2. Step 2: Convert to fraction form
    2,489,106.84/3,733,655.04 = 783,399.20/x
  3. Step 3: Cross multiply
    2,489,106.84x = 3,733,655.04 × 783,399.20
  4. Step 4: Simplify right side
    2,489,106.84x = 2,924,942,371,411.97
  5. Step 5: Solve for x
    x = 2,924,942,371,411.97/2,489,106.84
  6. Step 6: Final answer
    x = 1,175,097.16

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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.