Home / 1,975,055.65-2,961,992.96-1,027,909.69

Finding the Fourth Proportional to 1,975,055.65, 2,961,992.96 and 1,027,909.69

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Solution

The fourth proportional to 1,975,055.65, 2,961,992.96 and 1,027,909.69 is: 1,541,557.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,975,055.65 : 2,961,992.96 = 1,027,909.69 : x
  2. Step 2: Convert to fraction form
    1,975,055.65/2,961,992.96 = 1,027,909.69/x
  3. Step 3: Cross multiply
    1,975,055.65x = 2,961,992.96 × 1,027,909.69
  4. Step 4: Simplify right side
    1,975,055.65x = 3,044,661,279,049.12
  5. Step 5: Solve for x
    x = 3,044,661,279,049.12/1,975,055.65
  6. Step 6: Final answer
    x = 1,541,557.21

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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.