Home / 1,367,154.25-1,886,615.42-786,333.52

Finding the Fourth Proportional to 1,367,154.25, 1,886,615.42 and 786,333.52

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Solution

The fourth proportional to 1,367,154.25, 1,886,615.42 and 786,333.52 is: 1,085,107.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,367,154.25 : 1,886,615.42 = 786,333.52 : x
  2. Step 2: Convert to fraction form
    1,367,154.25/1,886,615.42 = 786,333.52/x
  3. Step 3: Cross multiply
    1,367,154.25x = 1,886,615.42 × 786,333.52
  4. Step 4: Simplify right side
    1,367,154.25x = 1,483,508,942,521.48
  5. Step 5: Solve for x
    x = 1,483,508,942,521.48/1,367,154.25
  6. Step 6: Final answer
    x = 1,085,107.22

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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.