Home / 1,577,021.12-2,365,497.72-439,753.02

Finding the Fourth Proportional to 1,577,021.12, 2,365,497.72 and 439,753.02

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Solution

The fourth proportional to 1,577,021.12, 2,365,497.72 and 439,753.02 is: 659,620.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,577,021.12 : 2,365,497.72 = 439,753.02 : x
  2. Step 2: Convert to fraction form
    1,577,021.12/2,365,497.72 = 439,753.02/x
  3. Step 3: Cross multiply
    1,577,021.12x = 2,365,497.72 × 439,753.02
  4. Step 4: Simplify right side
    1,577,021.12x = 1,040,234,757,302.50
  5. Step 5: Solve for x
    x = 1,040,234,757,302.50/1,577,021.12
  6. Step 6: Final answer
    x = 659,620.06

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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.