Home / 2,867,658.02-3,956,904.96-1,643,738.30

Finding the Fourth Proportional to 2,867,658.02, 3,956,904.96 and 1,643,738.30

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Solution

The fourth proportional to 2,867,658.02, 3,956,904.96 and 1,643,738.30 is: 2,268,093.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,867,658.02 : 3,956,904.96 = 1,643,738.30 : x
  2. Step 2: Convert to fraction form
    2,867,658.02/3,956,904.96 = 1,643,738.30/x
  3. Step 3: Cross multiply
    2,867,658.02x = 3,956,904.96 × 1,643,738.30
  4. Step 4: Simplify right side
    2,867,658.02x = 6,504,116,232,211.97
  5. Step 5: Solve for x
    x = 6,504,116,232,211.97/2,867,658.02
  6. Step 6: Final answer
    x = 2,268,093.40

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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.