Home / 1,279,007.70-1,765,030.92-706,048.26

Finding the Fourth Proportional to 1,279,007.70, 1,765,030.92 and 706,048.26

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Solution

The fourth proportional to 1,279,007.70, 1,765,030.92 and 706,048.26 is: 974,346.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,279,007.70 : 1,765,030.92 = 706,048.26 : x
  2. Step 2: Convert to fraction form
    1,279,007.70/1,765,030.92 = 706,048.26/x
  3. Step 3: Cross multiply
    1,279,007.70x = 1,765,030.92 × 706,048.26
  4. Step 4: Simplify right side
    1,279,007.70x = 1,246,197,009,912.20
  5. Step 5: Solve for x
    x = 1,246,197,009,912.20/1,279,007.70
  6. Step 6: Final answer
    x = 974,346.76

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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.