Home / 1,034,568.24-1,428,360.12-708,427.02

Finding the Fourth Proportional to 1,034,568.24, 1,428,360.12 and 708,427.02

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Solution

The fourth proportional to 1,034,568.24, 1,428,360.12 and 708,427.02 is: 978,078.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,034,568.24 : 1,428,360.12 = 708,427.02 : x
  2. Step 2: Convert to fraction form
    1,034,568.24/1,428,360.12 = 708,427.02/x
  3. Step 3: Cross multiply
    1,034,568.24x = 1,428,360.12 × 708,427.02
  4. Step 4: Simplify right side
    1,034,568.24x = 1,011,888,903,298.44
  5. Step 5: Solve for x
    x = 1,011,888,903,298.44/1,034,568.24
  6. Step 6: Final answer
    x = 978,078.45

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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.