Home / 1,372,758.48-1,893,765.96-863,741.52

Finding the Fourth Proportional to 1,372,758.48, 1,893,765.96 and 863,741.52

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Solution

The fourth proportional to 1,372,758.48, 1,893,765.96 and 863,741.52 is: 1,191,560.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,372,758.48 : 1,893,765.96 = 863,741.52 : x
  2. Step 2: Convert to fraction form
    1,372,758.48/1,893,765.96 = 863,741.52/x
  3. Step 3: Cross multiply
    1,372,758.48x = 1,893,765.96 × 863,741.52
  4. Step 4: Simplify right side
    1,372,758.48x = 1,635,724,288,814.66
  5. Step 5: Solve for x
    x = 1,635,724,288,814.66/1,372,758.48
  6. Step 6: Final answer
    x = 1,191,560.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.