Home / 1,279,041.48-1,765,082.88-706,086.36

Finding the Fourth Proportional to 1,279,041.48, 1,765,082.88 and 706,086.36

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Solution

The fourth proportional to 1,279,041.48, 1,765,082.88 and 706,086.36 is: 974,402.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,279,041.48 : 1,765,082.88 = 706,086.36 : x
  2. Step 2: Convert to fraction form
    1,279,041.48/1,765,082.88 = 706,086.36/x
  3. Step 3: Cross multiply
    1,279,041.48x = 1,765,082.88 × 706,086.36
  4. Step 4: Simplify right side
    1,279,041.48x = 1,246,300,945,837.52
  5. Step 5: Solve for x
    x = 1,246,300,945,837.52/1,279,041.48
  6. Step 6: Final answer
    x = 974,402.29

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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.