Home / 1,174,630.52-1,761,945.80-509,782.52

Finding the Fourth Proportional to 1,174,630.52, 1,761,945.80 and 509,782.52

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Solution

The fourth proportional to 1,174,630.52, 1,761,945.80 and 509,782.52 is: 764,673.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,174,630.52 : 1,761,945.80 = 509,782.52 : x
  2. Step 2: Convert to fraction form
    1,174,630.52/1,761,945.80 = 509,782.52/x
  3. Step 3: Cross multiply
    1,174,630.52x = 1,761,945.80 × 509,782.52
  4. Step 4: Simplify right side
    1,174,630.52x = 898,209,170,027.42
  5. Step 5: Solve for x
    x = 898,209,170,027.42/1,174,630.52
  6. Step 6: Final answer
    x = 764,673.79

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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.