Home / 1,760,255.40-2,642,132.70-862,710.60

Finding the Fourth Proportional to 1,760,255.40, 2,642,132.70 and 862,710.60

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Solution

The fourth proportional to 1,760,255.40, 2,642,132.70 and 862,710.60 is: 1,294,923.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,760,255.40 : 2,642,132.70 = 862,710.60 : x
  2. Step 2: Convert to fraction form
    1,760,255.40/2,642,132.70 = 862,710.60/x
  3. Step 3: Cross multiply
    1,760,255.40x = 2,642,132.70 × 862,710.60
  4. Step 4: Simplify right side
    1,760,255.40x = 2,279,395,886,896.62
  5. Step 5: Solve for x
    x = 2,279,395,886,896.62/1,760,255.40
  6. Step 6: Final answer
    x = 1,294,923.39

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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.