Home / 1,072,612.70-1,479,838.88-613,560.03

Finding the Fourth Proportional to 1,072,612.70, 1,479,838.88 and 613,560.03

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Solution

The fourth proportional to 1,072,612.70, 1,479,838.88 and 613,560.03 is: 846,503.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,072,612.70 : 1,479,838.88 = 613,560.03 : x
  2. Step 2: Convert to fraction form
    1,072,612.70/1,479,838.88 = 613,560.03/x
  3. Step 3: Cross multiply
    1,072,612.70x = 1,479,838.88 × 613,560.03
  4. Step 4: Simplify right side
    1,072,612.70x = 907,969,984,540.17
  5. Step 5: Solve for x
    x = 907,969,984,540.17/1,072,612.70
  6. Step 6: Final answer
    x = 846,503.11

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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.