Home / 1,787,818.37-2,467,237.73-972,076.82

Finding the Fourth Proportional to 1,787,818.37, 2,467,237.73 and 972,076.82

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Solution

The fourth proportional to 1,787,818.37, 2,467,237.73 and 972,076.82 is: 1,341,492.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,787,818.37 : 2,467,237.73 = 972,076.82 : x
  2. Step 2: Convert to fraction form
    1,787,818.37/2,467,237.73 = 972,076.82/x
  3. Step 3: Cross multiply
    1,787,818.37x = 2,467,237.73 × 972,076.82
  4. Step 4: Simplify right side
    1,787,818.37x = 2,398,344,589,565.85
  5. Step 5: Solve for x
    x = 2,398,344,589,565.85/1,787,818.37
  6. Step 6: Final answer
    x = 1,341,492.31

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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.