Home / 1,187,886.92-1,782,360.12-547,846.50

Finding the Fourth Proportional to 1,187,886.92, 1,782,360.12 and 547,846.50

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Solution

The fourth proportional to 1,187,886.92, 1,782,360.12 and 547,846.50 is: 822,014.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,187,886.92 : 1,782,360.12 = 547,846.50 : x
  2. Step 2: Convert to fraction form
    1,187,886.92/1,782,360.12 = 547,846.50/x
  3. Step 3: Cross multiply
    1,187,886.92x = 1,782,360.12 × 547,846.50
  4. Step 4: Simplify right side
    1,187,886.92x = 976,459,753,481.58
  5. Step 5: Solve for x
    x = 976,459,753,481.58/1,187,886.92
  6. Step 6: Final answer
    x = 822,014.07

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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.