Home / 1,079,743.28-1,619,448.78-360,097.64

Finding the Fourth Proportional to 1,079,743.28, 1,619,448.78 and 360,097.64

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Solution

The fourth proportional to 1,079,743.28, 1,619,448.78 and 360,097.64 is: 540,091.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,079,743.28 : 1,619,448.78 = 360,097.64 : x
  2. Step 2: Convert to fraction form
    1,079,743.28/1,619,448.78 = 360,097.64/x
  3. Step 3: Cross multiply
    1,079,743.28x = 1,619,448.78 × 360,097.64
  4. Step 4: Simplify right side
    1,079,743.28x = 583,159,683,778.88
  5. Step 5: Solve for x
    x = 583,159,683,778.88/1,079,743.28
  6. Step 6: Final answer
    x = 540,091.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.