Home / 1,804,394.70-2,489,677.18-1,069,580.65

Finding the Fourth Proportional to 1,804,394.70, 2,489,677.18 and 1,069,580.65

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Solution

The fourth proportional to 1,804,394.70, 2,489,677.18 and 1,069,580.65 is: 1,475,791.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,804,394.70 : 2,489,677.18 = 1,069,580.65 : x
  2. Step 2: Convert to fraction form
    1,804,394.70/2,489,677.18 = 1,069,580.65/x
  3. Step 3: Cross multiply
    1,804,394.70x = 2,489,677.18 × 1,069,580.65
  4. Step 4: Simplify right side
    1,804,394.70x = 2,662,910,536,474.57
  5. Step 5: Solve for x
    x = 2,662,910,536,474.57/1,804,394.70
  6. Step 6: Final answer
    x = 1,475,791.60

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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.