Home / 1,259,856.42-1,738,645.62-716,015.16

Finding the Fourth Proportional to 1,259,856.42, 1,738,645.62 and 716,015.16

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Solution

The fourth proportional to 1,259,856.42, 1,738,645.62 and 716,015.16 is: 988,125.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,259,856.42 : 1,738,645.62 = 716,015.16 : x
  2. Step 2: Convert to fraction form
    1,259,856.42/1,738,645.62 = 716,015.16/x
  3. Step 3: Cross multiply
    1,259,856.42x = 1,738,645.62 × 716,015.16
  4. Step 4: Simplify right side
    1,259,856.42x = 1,244,896,621,787.60
  5. Step 5: Solve for x
    x = 1,244,896,621,787.60/1,259,856.42
  6. Step 6: Final answer
    x = 988,125.79

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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.