Home / 1,054,286.52-1,581,116.42-447,065.87

Finding the Fourth Proportional to 1,054,286.52, 1,581,116.42 and 447,065.87

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Solution

The fourth proportional to 1,054,286.52, 1,581,116.42 and 447,065.87 is: 670,465.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,286.52 : 1,581,116.42 = 447,065.87 : x
  2. Step 2: Convert to fraction form
    1,054,286.52/1,581,116.42 = 447,065.87/x
  3. Step 3: Cross multiply
    1,054,286.52x = 1,581,116.42 × 447,065.87
  4. Step 4: Simplify right side
    1,054,286.52x = 706,863,185,643.26
  5. Step 5: Solve for x
    x = 706,863,185,643.26/1,054,286.52
  6. Step 6: Final answer
    x = 670,465.92

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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.