Home / 979,395.60-1,467,356.86-835,783.82

Finding the Fourth Proportional to 979,395.60, 1,467,356.86 and 835,783.82

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Solution

The fourth proportional to 979,395.60, 1,467,356.86 and 835,783.82 is: 1,252,193.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    979,395.60 : 1,467,356.86 = 835,783.82 : x
  2. Step 2: Convert to fraction form
    979,395.60/1,467,356.86 = 835,783.82/x
  3. Step 3: Cross multiply
    979,395.60x = 1,467,356.86 × 835,783.82
  4. Step 4: Simplify right side
    979,395.60x = 1,226,393,110,238.30
  5. Step 5: Solve for x
    x = 1,226,393,110,238.30/979,395.60
  6. Step 6: Final answer
    x = 1,252,193.81

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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.