Home / 3,783,768-5,672,277.15-1,387,053.15

Finding the Fourth Proportional to 3,783,768, 5,672,277.15 and 1,387,053.15

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Solution

The fourth proportional to 3,783,768, 5,672,277.15 and 1,387,053.15 is: 2,079,342.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,783,768 : 5,672,277.15 = 1,387,053.15 : x
  2. Step 2: Convert to fraction form
    3,783,768/5,672,277.15 = 1,387,053.15/x
  3. Step 3: Cross multiply
    3,783,768x = 5,672,277.15 × 1,387,053.15
  4. Step 4: Simplify right side
    3,783,768x = 7,867,749,888,580.52
  5. Step 5: Solve for x
    x = 7,867,749,888,580.52/3,783,768
  6. Step 6: Final answer
    x = 2,079,342.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.