Home / 1,268,018.68-1,748,845.44-1,114,729.12

Finding the Fourth Proportional to 1,268,018.68, 1,748,845.44 and 1,114,729.12

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Solution

The fourth proportional to 1,268,018.68, 1,748,845.44 and 1,114,729.12 is: 1,537,429.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,268,018.68 : 1,748,845.44 = 1,114,729.12 : x
  2. Step 2: Convert to fraction form
    1,268,018.68/1,748,845.44 = 1,114,729.12/x
  3. Step 3: Cross multiply
    1,268,018.68x = 1,748,845.44 × 1,114,729.12
  4. Step 4: Simplify right side
    1,268,018.68x = 1,949,488,938,347.21
  5. Step 5: Solve for x
    x = 1,949,488,938,347.21/1,268,018.68
  6. Step 6: Final answer
    x = 1,537,429.19

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.