Home / 1,262,026.08-1,741,582.80-689,064.48

Finding the Fourth Proportional to 1,262,026.08, 1,741,582.80 and 689,064.48

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Solution

The fourth proportional to 1,262,026.08, 1,741,582.80 and 689,064.48 is: 950,901.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,262,026.08 : 1,741,582.80 = 689,064.48 : x
  2. Step 2: Convert to fraction form
    1,262,026.08/1,741,582.80 = 689,064.48/x
  3. Step 3: Cross multiply
    1,262,026.08x = 1,741,582.80 × 689,064.48
  4. Step 4: Simplify right side
    1,262,026.08x = 1,200,062,846,458.94
  5. Step 5: Solve for x
    x = 1,200,062,846,458.94/1,262,026.08
  6. Step 6: Final answer
    x = 950,901.78

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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.