Home / 1,279,094.47-1,765,138.96-706,122.34

Finding the Fourth Proportional to 1,279,094.47, 1,765,138.96 and 706,122.34

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Solution

The fourth proportional to 1,279,094.47, 1,765,138.96 and 706,122.34 is: 974,442.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,279,094.47 : 1,765,138.96 = 706,122.34 : x
  2. Step 2: Convert to fraction form
    1,279,094.47/1,765,138.96 = 706,122.34/x
  3. Step 3: Cross multiply
    1,279,094.47x = 1,765,138.96 × 706,122.34
  4. Step 4: Simplify right side
    1,279,094.47x = 1,246,404,052,860.37
  5. Step 5: Solve for x
    x = 1,246,404,052,860.37/1,279,094.47
  6. Step 6: Final answer
    x = 974,442.53

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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.