Home / 1,264,305.25-1,896,459.80-516,351.25

Finding the Fourth Proportional to 1,264,305.25, 1,896,459.80 and 516,351.25

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Solution

The fourth proportional to 1,264,305.25, 1,896,459.80 and 516,351.25 is: 774,527.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,264,305.25 : 1,896,459.80 = 516,351.25 : x
  2. Step 2: Convert to fraction form
    1,264,305.25/1,896,459.80 = 516,351.25/x
  3. Step 3: Cross multiply
    1,264,305.25x = 1,896,459.80 × 516,351.25
  4. Step 4: Simplify right side
    1,264,305.25x = 979,239,388,304.75
  5. Step 5: Solve for x
    x = 979,239,388,304.75/1,264,305.25
  6. Step 6: Final answer
    x = 774,527.66

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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.