Home / 1,403,503.30-1,936,832.26-791,654.17

Finding the Fourth Proportional to 1,403,503.30, 1,936,832.26 and 791,654.17

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Solution

The fourth proportional to 1,403,503.30, 1,936,832.26 and 791,654.17 is: 1,092,481.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,403,503.30 : 1,936,832.26 = 791,654.17 : x
  2. Step 2: Convert to fraction form
    1,403,503.30/1,936,832.26 = 791,654.17/x
  3. Step 3: Cross multiply
    1,403,503.30x = 1,936,832.26 × 791,654.17
  4. Step 4: Simplify right side
    1,403,503.30x = 1,533,301,336,237.89
  5. Step 5: Solve for x
    x = 1,533,301,336,237.89/1,403,503.30
  6. Step 6: Final answer
    x = 1,092,481.46

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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.