Home / 1,279,095.89-1,765,106.06-706,123.76

Finding the Fourth Proportional to 1,279,095.89, 1,765,106.06 and 706,123.76

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Solution

The fourth proportional to 1,279,095.89, 1,765,106.06 and 706,123.76 is: 974,425.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,279,095.89 : 1,765,106.06 = 706,123.76 : x
  2. Step 2: Convert to fraction form
    1,279,095.89/1,765,106.06 = 706,123.76/x
  3. Step 3: Cross multiply
    1,279,095.89x = 1,765,106.06 × 706,123.76
  4. Step 4: Simplify right side
    1,279,095.89x = 1,246,383,315,529.84
  5. Step 5: Solve for x
    x = 1,246,383,315,529.84/1,279,095.89
  6. Step 6: Final answer
    x = 974,425.24

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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.