Home / 1,403,405.98-1,936,697.52-791,556.82

Finding the Fourth Proportional to 1,403,405.98, 1,936,697.52 and 791,556.82

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Solution

The fourth proportional to 1,403,405.98, 1,936,697.52 and 791,556.82 is: 1,092,346.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,403,405.98 : 1,936,697.52 = 791,556.82 : x
  2. Step 2: Convert to fraction form
    1,403,405.98/1,936,697.52 = 791,556.82/x
  3. Step 3: Cross multiply
    1,403,405.98x = 1,936,697.52 × 791,556.82
  4. Step 4: Simplify right side
    1,403,405.98x = 1,533,006,130,233.09
  5. Step 5: Solve for x
    x = 1,533,006,130,233.09/1,403,405.98
  6. Step 6: Final answer
    x = 1,092,346.87

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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.