Home / 2,891,832.48-3,990,728.88-1,602,866.88

Finding the Fourth Proportional to 2,891,832.48, 3,990,728.88 and 1,602,866.88

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Solution

The fourth proportional to 2,891,832.48, 3,990,728.88 and 1,602,866.88 is: 2,211,956.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,891,832.48 : 3,990,728.88 = 1,602,866.88 : x
  2. Step 2: Convert to fraction form
    2,891,832.48/3,990,728.88 = 1,602,866.88/x
  3. Step 3: Cross multiply
    2,891,832.48x = 3,990,728.88 × 1,602,866.88
  4. Step 4: Simplify right side
    2,891,832.48x = 6,396,607,148,811.49
  5. Step 5: Solve for x
    x = 6,396,607,148,811.49/2,891,832.48
  6. Step 6: Final answer
    x = 2,211,956.33

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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.