Home / 2,990,938.62-4,127,474.30-1,632,811.62

Finding the Fourth Proportional to 2,990,938.62, 4,127,474.30 and 1,632,811.62

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Solution

The fourth proportional to 2,990,938.62, 4,127,474.30 and 1,632,811.62 is: 2,253,268.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,990,938.62 : 4,127,474.30 = 1,632,811.62 : x
  2. Step 2: Convert to fraction form
    2,990,938.62/4,127,474.30 = 1,632,811.62/x
  3. Step 3: Cross multiply
    2,990,938.62x = 4,127,474.30 × 1,632,811.62
  4. Step 4: Simplify right side
    2,990,938.62x = 6,739,387,986,980.58
  5. Step 5: Solve for x
    x = 6,739,387,986,980.58/2,990,938.62
  6. Step 6: Final answer
    x = 2,253,268.57

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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.