Home / 1,767,858.12-2,439,579.72-1,080,680.88

Finding the Fourth Proportional to 1,767,858.12, 2,439,579.72 and 1,080,680.88

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Solution

The fourth proportional to 1,767,858.12, 2,439,579.72 and 1,080,680.88 is: 1,491,300.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,767,858.12 : 2,439,579.72 = 1,080,680.88 : x
  2. Step 2: Convert to fraction form
    1,767,858.12/2,439,579.72 = 1,080,680.88/x
  3. Step 3: Cross multiply
    1,767,858.12x = 2,439,579.72 × 1,080,680.88
  4. Step 4: Simplify right side
    1,767,858.12x = 2,636,407,158,639.75
  5. Step 5: Solve for x
    x = 2,636,407,158,639.75/1,767,858.12
  6. Step 6: Final answer
    x = 1,491,300.19

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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.