Home / 1,675,505.39-2,312,099.68-940,391.36

Finding the Fourth Proportional to 1,675,505.39, 2,312,099.68 and 940,391.36

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Solution

The fourth proportional to 1,675,505.39, 2,312,099.68 and 940,391.36 is: 1,297,685.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,675,505.39 : 2,312,099.68 = 940,391.36 : x
  2. Step 2: Convert to fraction form
    1,675,505.39/2,312,099.68 = 940,391.36/x
  3. Step 3: Cross multiply
    1,675,505.39x = 2,312,099.68 × 940,391.36
  4. Step 4: Simplify right side
    1,675,505.39x = 2,174,278,562,530.77
  5. Step 5: Solve for x
    x = 2,174,278,562,530.77/1,675,505.39
  6. Step 6: Final answer
    x = 1,297,685.21

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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.