Home / 2,580,735.60-3,870,853.27-783,634.88

Finding the Fourth Proportional to 2,580,735.60, 3,870,853.27 and 783,634.88

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Solution

The fourth proportional to 2,580,735.60, 3,870,853.27 and 783,634.88 is: 1,175,376.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,580,735.60 : 3,870,853.27 = 783,634.88 : x
  2. Step 2: Convert to fraction form
    2,580,735.60/3,870,853.27 = 783,634.88/x
  3. Step 3: Cross multiply
    2,580,735.60x = 3,870,853.27 × 783,634.88
  4. Step 4: Simplify right side
    2,580,735.60x = 3,033,335,637,734.06
  5. Step 5: Solve for x
    x = 3,033,335,637,734.06/2,580,735.60
  6. Step 6: Final answer
    x = 1,175,376.37

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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.