Home / 1,609,659.80-2,414,813.70-472,419.80

Finding the Fourth Proportional to 1,609,659.80, 2,414,813.70 and 472,419.80

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Solution

The fourth proportional to 1,609,659.80, 2,414,813.70 and 472,419.80 is: 708,724.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,609,659.80 : 2,414,813.70 = 472,419.80 : x
  2. Step 2: Convert to fraction form
    1,609,659.80/2,414,813.70 = 472,419.80/x
  3. Step 3: Cross multiply
    1,609,659.80x = 2,414,813.70 × 472,419.80
  4. Step 4: Simplify right side
    1,609,659.80x = 1,140,805,805,191.26
  5. Step 5: Solve for x
    x = 1,140,805,805,191.26/1,609,659.80
  6. Step 6: Final answer
    x = 708,724.79

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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.