Home / 1,367,072.92-1,886,614.59-786,295.12

Finding the Fourth Proportional to 1,367,072.92, 1,886,614.59 and 786,295.12

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Solution

The fourth proportional to 1,367,072.92, 1,886,614.59 and 786,295.12 is: 1,085,118.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,367,072.92 : 1,886,614.59 = 786,295.12 : x
  2. Step 2: Convert to fraction form
    1,367,072.92/1,886,614.59 = 786,295.12/x
  3. Step 3: Cross multiply
    1,367,072.92x = 1,886,614.59 × 786,295.12
  4. Step 4: Simplify right side
    1,367,072.92x = 1,483,435,853,066.22
  5. Step 5: Solve for x
    x = 1,483,435,853,066.22/1,367,072.92
  6. Step 6: Final answer
    x = 1,085,118.31

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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.