Home / 3,640,476.40-5,460,714.60-1,618,716.40

Finding the Fourth Proportional to 3,640,476.40, 5,460,714.60 and 1,618,716.40

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Solution

The fourth proportional to 3,640,476.40, 5,460,714.60 and 1,618,716.40 is: 2,428,074.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,640,476.40 : 5,460,714.60 = 1,618,716.40 : x
  2. Step 2: Convert to fraction form
    3,640,476.40/5,460,714.60 = 1,618,716.40/x
  3. Step 3: Cross multiply
    3,640,476.40x = 5,460,714.60 × 1,618,716.40
  4. Step 4: Simplify right side
    3,640,476.40x = 8,839,348,278,739.44
  5. Step 5: Solve for x
    x = 8,839,348,278,739.44/3,640,476.40
  6. Step 6: Final answer
    x = 2,428,074.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.