Home / 2,907,165.25-4,012,268.79-1,667,261.35

Finding the Fourth Proportional to 2,907,165.25, 4,012,268.79 and 1,667,261.35

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Solution

The fourth proportional to 2,907,165.25, 4,012,268.79 and 1,667,261.35 is: 2,301,039.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,907,165.25 : 4,012,268.79 = 1,667,261.35 : x
  2. Step 2: Convert to fraction form
    2,907,165.25/4,012,268.79 = 1,667,261.35/x
  3. Step 3: Cross multiply
    2,907,165.25x = 4,012,268.79 × 1,667,261.35
  4. Step 4: Simplify right side
    2,907,165.25x = 6,689,500,679,378.27
  5. Step 5: Solve for x
    x = 6,689,500,679,378.27/2,907,165.25
  6. Step 6: Final answer
    x = 2,301,039.02

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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.