Home / 1,072,609.70-1,479,834.74-613,557.02

Finding the Fourth Proportional to 1,072,609.70, 1,479,834.74 and 613,557.02

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Solution

The fourth proportional to 1,072,609.70, 1,479,834.74 and 613,557.02 is: 846,498.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,072,609.70 : 1,479,834.74 = 613,557.02 : x
  2. Step 2: Convert to fraction form
    1,072,609.70/1,479,834.74 = 613,557.02/x
  3. Step 3: Cross multiply
    1,072,609.70x = 1,479,834.74 × 613,557.02
  4. Step 4: Simplify right side
    1,072,609.70x = 907,962,998,400.35
  5. Step 5: Solve for x
    x = 907,962,998,400.35/1,072,609.70
  6. Step 6: Final answer
    x = 846,498.97

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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.