Home / 3,617,257.09-5,424,742.44-1,188,010.10

Finding the Fourth Proportional to 3,617,257.09, 5,424,742.44 and 1,188,010.10

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Solution

The fourth proportional to 3,617,257.09, 5,424,742.44 and 1,188,010.10 is: 1,781,639.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,617,257.09 : 5,424,742.44 = 1,188,010.10 : x
  2. Step 2: Convert to fraction form
    3,617,257.09/5,424,742.44 = 1,188,010.10/x
  3. Step 3: Cross multiply
    3,617,257.09x = 5,424,742.44 × 1,188,010.10
  4. Step 4: Simplify right side
    3,617,257.09x = 6,444,648,802,678.59
  5. Step 5: Solve for x
    x = 6,444,648,802,678.59/3,617,257.09
  6. Step 6: Final answer
    x = 1,781,639.69

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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.