Home / 2,893,287.90-4,335,784.65-2,129,166.30

Finding the Fourth Proportional to 2,893,287.90, 4,335,784.65 and 2,129,166.30

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Solution

The fourth proportional to 2,893,287.90, 4,335,784.65 and 2,129,166.30 is: 3,190,697.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,893,287.90 : 4,335,784.65 = 2,129,166.30 : x
  2. Step 2: Convert to fraction form
    2,893,287.90/4,335,784.65 = 2,129,166.30/x
  3. Step 3: Cross multiply
    2,893,287.90x = 4,335,784.65 × 2,129,166.30
  4. Step 4: Simplify right side
    2,893,287.90x = 9,231,606,560,837.30
  5. Step 5: Solve for x
    x = 9,231,606,560,837.30/2,893,287.90
  6. Step 6: Final answer
    x = 3,190,697.53

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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.