Home / 1,276,462.40-1,915,568.40-566,999.60

Finding the Fourth Proportional to 1,276,462.40, 1,915,568.40 and 566,999.60

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Solution

The fourth proportional to 1,276,462.40, 1,915,568.40 and 566,999.60 is: 850,887.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,276,462.40 : 1,915,568.40 = 566,999.60 : x
  2. Step 2: Convert to fraction form
    1,276,462.40/1,915,568.40 = 566,999.60/x
  3. Step 3: Cross multiply
    1,276,462.40x = 1,915,568.40 × 566,999.60
  4. Step 4: Simplify right side
    1,276,462.40x = 1,086,126,516,572.64
  5. Step 5: Solve for x
    x = 1,086,126,516,572.64/1,276,462.40
  6. Step 6: Final answer
    x = 850,887.98

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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.