Home / 2,918,376.72-4,027,054.04-1,694,443.20

Finding the Fourth Proportional to 2,918,376.72, 4,027,054.04 and 1,694,443.20

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Solution

The fourth proportional to 2,918,376.72, 4,027,054.04 and 1,694,443.20 is: 2,338,154.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,918,376.72 : 4,027,054.04 = 1,694,443.20 : x
  2. Step 2: Convert to fraction form
    2,918,376.72/4,027,054.04 = 1,694,443.20/x
  3. Step 3: Cross multiply
    2,918,376.72x = 4,027,054.04 × 1,694,443.20
  4. Step 4: Simplify right side
    2,918,376.72x = 6,823,614,316,891.02
  5. Step 5: Solve for x
    x = 6,823,614,316,891.02/2,918,376.72
  6. Step 6: Final answer
    x = 2,338,154.04

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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.