Home / 1,279,032.95-1,765,056.88-706,072.97

Finding the Fourth Proportional to 1,279,032.95, 1,765,056.88 and 706,072.97

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Solution

The fourth proportional to 1,279,032.95, 1,765,056.88 and 706,072.97 is: 974,375.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,279,032.95 : 1,765,056.88 = 706,072.97 : x
  2. Step 2: Convert to fraction form
    1,279,032.95/1,765,056.88 = 706,072.97/x
  3. Step 3: Cross multiply
    1,279,032.95x = 1,765,056.88 × 706,072.97
  4. Step 4: Simplify right side
    1,279,032.95x = 1,246,258,953,480.53
  5. Step 5: Solve for x
    x = 1,246,258,953,480.53/1,279,032.95
  6. Step 6: Final answer
    x = 974,375.96

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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.