Home / 2,587,133.62-3,880,940.28-880,703.61

Finding the Fourth Proportional to 2,587,133.62, 3,880,940.28 and 880,703.61

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Solution

The fourth proportional to 2,587,133.62, 3,880,940.28 and 880,703.61 is: 1,321,137.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,587,133.62 : 3,880,940.28 = 880,703.61 : x
  2. Step 2: Convert to fraction form
    2,587,133.62/3,880,940.28 = 880,703.61/x
  3. Step 3: Cross multiply
    2,587,133.62x = 3,880,940.28 × 880,703.61
  4. Step 4: Simplify right side
    2,587,133.62x = 3,417,958,114,790.41
  5. Step 5: Solve for x
    x = 3,417,958,114,790.41/2,587,133.62
  6. Step 6: Final answer
    x = 1,321,137.06

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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.