Home / 1,802,789.40-2,705,116.14-792,620.04

Finding the Fourth Proportional to 1,802,789.40, 2,705,116.14 and 792,620.04

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Solution

The fourth proportional to 1,802,789.40, 2,705,116.14 and 792,620.04 is: 1,189,339.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,802,789.40 : 2,705,116.14 = 792,620.04 : x
  2. Step 2: Convert to fraction form
    1,802,789.40/2,705,116.14 = 792,620.04/x
  3. Step 3: Cross multiply
    1,802,789.40x = 2,705,116.14 × 792,620.04
  4. Step 4: Simplify right side
    1,802,789.40x = 2,144,129,263,091.45
  5. Step 5: Solve for x
    x = 2,144,129,263,091.45/1,802,789.40
  6. Step 6: Final answer
    x = 1,189,339.84

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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.