Home / 1,505,825.09-2,078,081.94-852,400.61

Finding the Fourth Proportional to 1,505,825.09, 2,078,081.94 and 852,400.61

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Solution

The fourth proportional to 1,505,825.09, 2,078,081.94 and 852,400.61 is: 1,176,337.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,505,825.09 : 2,078,081.94 = 852,400.61 : x
  2. Step 2: Convert to fraction form
    1,505,825.09/2,078,081.94 = 852,400.61/x
  3. Step 3: Cross multiply
    1,505,825.09x = 2,078,081.94 × 852,400.61
  4. Step 4: Simplify right side
    1,505,825.09x = 1,771,358,302,895.57
  5. Step 5: Solve for x
    x = 1,771,358,302,895.57/1,505,825.09
  6. Step 6: Final answer
    x = 1,176,337.36

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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.