Home / 1,188,898.24-1,781,974-547,861.60

Finding the Fourth Proportional to 1,188,898.24, 1,781,974 and 547,861.60

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Solution

The fourth proportional to 1,188,898.24, 1,781,974 and 547,861.60 is: 821,159.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,188,898.24 : 1,781,974 = 547,861.60 : x
  2. Step 2: Convert to fraction form
    1,188,898.24/1,781,974 = 547,861.60/x
  3. Step 3: Cross multiply
    1,188,898.24x = 1,781,974 × 547,861.60
  4. Step 4: Simplify right side
    1,188,898.24x = 976,275,126,798.40
  5. Step 5: Solve for x
    x = 976,275,126,798.40/1,188,898.24
  6. Step 6: Final answer
    x = 821,159.54

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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.