Home / 1,297,222.44-1,937,316.77-1,105,641.24

Finding the Fourth Proportional to 1,297,222.44, 1,937,316.77 and 1,105,641.24

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Solution

The fourth proportional to 1,297,222.44, 1,937,316.77 and 1,105,641.24 is: 1,651,202.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,297,222.44 : 1,937,316.77 = 1,105,641.24 : x
  2. Step 2: Convert to fraction form
    1,297,222.44/1,937,316.77 = 1,105,641.24/x
  3. Step 3: Cross multiply
    1,297,222.44x = 1,937,316.77 × 1,105,641.24
  4. Step 4: Simplify right side
    1,297,222.44x = 2,141,977,310,327.39
  5. Step 5: Solve for x
    x = 2,141,977,310,327.39/1,297,222.44
  6. Step 6: Final answer
    x = 1,651,202.79

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.