Home / 2,842,144.87-4,255,577.84-2,165,000.46

Finding the Fourth Proportional to 2,842,144.87, 4,255,577.84 and 2,165,000.46

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Solution

The fourth proportional to 2,842,144.87, 4,255,577.84 and 2,165,000.46 is: 3,241,681.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,842,144.87 : 4,255,577.84 = 2,165,000.46 : x
  2. Step 2: Convert to fraction form
    2,842,144.87/4,255,577.84 = 2,165,000.46/x
  3. Step 3: Cross multiply
    2,842,144.87x = 4,255,577.84 × 2,165,000.46
  4. Step 4: Simplify right side
    2,842,144.87x = 9,213,327,986,578.31
  5. Step 5: Solve for x
    x = 9,213,327,986,578.31/2,842,144.87
  6. Step 6: Final answer
    x = 3,241,681.34

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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.