Home / 1,072,161.12-1,479,715.61-613,212.04

Finding the Fourth Proportional to 1,072,161.12, 1,479,715.61 and 613,212.04

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Solution

The fourth proportional to 1,072,161.12, 1,479,715.61 and 613,212.04 is: 846,308.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,072,161.12 : 1,479,715.61 = 613,212.04 : x
  2. Step 2: Convert to fraction form
    1,072,161.12/1,479,715.61 = 613,212.04/x
  3. Step 3: Cross multiply
    1,072,161.12x = 1,479,715.61 × 613,212.04
  4. Step 4: Simplify right side
    1,072,161.12x = 907,379,427,827.95
  5. Step 5: Solve for x
    x = 907,379,427,827.95/1,072,161.12
  6. Step 6: Final answer
    x = 846,308.83

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1.5x scale

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.