Home / 1,187,896.65-1,782,374.79-547,856.25

Finding the Fourth Proportional to 1,187,896.65, 1,782,374.79 and 547,856.25

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Solution

The fourth proportional to 1,187,896.65, 1,782,374.79 and 547,856.25 is: 822,028.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,187,896.65 : 1,782,374.79 = 547,856.25 : x
  2. Step 2: Convert to fraction form
    1,187,896.65/1,782,374.79 = 547,856.25/x
  3. Step 3: Cross multiply
    1,187,896.65x = 1,782,374.79 × 547,856.25
  4. Step 4: Simplify right side
    1,187,896.65x = 976,485,168,543.94
  5. Step 5: Solve for x
    x = 976,485,168,543.94/1,187,896.65
  6. Step 6: Final answer
    x = 822,028.72

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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.