Home / 3,255,228-4,492,268.72-1,804,984.64

Finding the Fourth Proportional to 3,255,228, 4,492,268.72 and 1,804,984.64

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Solution

The fourth proportional to 3,255,228, 4,492,268.72 and 1,804,984.64 is: 2,490,908.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,255,228 : 4,492,268.72 = 1,804,984.64 : x
  2. Step 2: Convert to fraction form
    3,255,228/4,492,268.72 = 1,804,984.64/x
  3. Step 3: Cross multiply
    3,255,228x = 4,492,268.72 × 1,804,984.64
  4. Step 4: Simplify right side
    3,255,228x = 8,108,476,038,352.46
  5. Step 5: Solve for x
    x = 8,108,476,038,352.46/3,255,228
  6. Step 6: Final answer
    x = 2,490,908.79

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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.