Home / 2,138,019.04-2,950,361.44-1,171,153.63

Finding the Fourth Proportional to 2,138,019.04, 2,950,361.44 and 1,171,153.63

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Solution

The fourth proportional to 2,138,019.04, 2,950,361.44 and 1,171,153.63 is: 1,616,134.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,138,019.04 : 2,950,361.44 = 1,171,153.63 : x
  2. Step 2: Convert to fraction form
    2,138,019.04/2,950,361.44 = 1,171,153.63/x
  3. Step 3: Cross multiply
    2,138,019.04x = 2,950,361.44 × 1,171,153.63
  4. Step 4: Simplify right side
    2,138,019.04x = 3,455,326,510,268.03
  5. Step 5: Solve for x
    x = 3,455,326,510,268.03/2,138,019.04
  6. Step 6: Final answer
    x = 1,616,134.58

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1.5x scale

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.