Home / 1,034,561.24-1,428,350.46-708,420.02

Finding the Fourth Proportional to 1,034,561.24, 1,428,350.46 and 708,420.02

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Solution

The fourth proportional to 1,034,561.24, 1,428,350.46 and 708,420.02 is: 978,068.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,034,561.24 : 1,428,350.46 = 708,420.02 : x
  2. Step 2: Convert to fraction form
    1,034,561.24/1,428,350.46 = 708,420.02/x
  3. Step 3: Cross multiply
    1,034,561.24x = 1,428,350.46 × 708,420.02
  4. Step 4: Simplify right side
    1,034,561.24x = 1,011,872,061,440.21
  5. Step 5: Solve for x
    x = 1,011,872,061,440.21/1,034,561.24
  6. Step 6: Final answer
    x = 978,068.79

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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.