Home / 1,026,841.32-1,416,607.11-687,418.92

Finding the Fourth Proportional to 1,026,841.32, 1,416,607.11 and 687,418.92

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Solution

The fourth proportional to 1,026,841.32, 1,416,607.11 and 687,418.92 is: 948,347.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,026,841.32 : 1,416,607.11 = 687,418.92 : x
  2. Step 2: Convert to fraction form
    1,026,841.32/1,416,607.11 = 687,418.92/x
  3. Step 3: Cross multiply
    1,026,841.32x = 1,416,607.11 × 687,418.92
  4. Step 4: Simplify right side
    1,026,841.32x = 973,802,529,620.52
  5. Step 5: Solve for x
    x = 973,802,529,620.52/1,026,841.32
  6. Step 6: Final answer
    x = 948,347.63

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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.