Home / 2,992,975.30-4,490,126.34-862,893.19

Finding the Fourth Proportional to 2,992,975.30, 4,490,126.34 and 862,893.19

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Solution

The fourth proportional to 2,992,975.30, 4,490,126.34 and 862,893.19 is: 1,294,531.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,992,975.30 : 4,490,126.34 = 862,893.19 : x
  2. Step 2: Convert to fraction form
    2,992,975.30/4,490,126.34 = 862,893.19/x
  3. Step 3: Cross multiply
    2,992,975.30x = 4,490,126.34 × 862,893.19
  4. Step 4: Simplify right side
    2,992,975.30x = 3,874,499,441,025.62
  5. Step 5: Solve for x
    x = 3,874,499,441,025.62/2,992,975.30
  6. Step 6: Final answer
    x = 1,294,531.04

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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.