Home / 1,150,517.28-1,725,931.44-1,080,533.28

Finding the Fourth Proportional to 1,150,517.28, 1,725,931.44 and 1,080,533.28

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Solution

The fourth proportional to 1,150,517.28, 1,725,931.44 and 1,080,533.28 is: 1,620,945.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,150,517.28 : 1,725,931.44 = 1,080,533.28 : x
  2. Step 2: Convert to fraction form
    1,150,517.28/1,725,931.44 = 1,080,533.28/x
  3. Step 3: Cross multiply
    1,150,517.28x = 1,725,931.44 × 1,080,533.28
  4. Step 4: Simplify right side
    1,150,517.28x = 1,864,926,359,918.32
  5. Step 5: Solve for x
    x = 1,864,926,359,918.32/1,150,517.28
  6. Step 6: Final answer
    x = 1,620,945.98

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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.