Home / 2,992,999.32-4,490,162.38-862,917.24

Finding the Fourth Proportional to 2,992,999.32, 4,490,162.38 and 862,917.24

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Solution

The fourth proportional to 2,992,999.32, 4,490,162.38 and 862,917.24 is: 1,294,567.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,992,999.32 : 4,490,162.38 = 862,917.24 : x
  2. Step 2: Convert to fraction form
    2,992,999.32/4,490,162.38 = 862,917.24/x
  3. Step 3: Cross multiply
    2,992,999.32x = 4,490,162.38 × 862,917.24
  4. Step 4: Simplify right side
    2,992,999.32x = 3,874,638,528,101.43
  5. Step 5: Solve for x
    x = 3,874,638,528,101.43/2,992,999.32
  6. Step 6: Final answer
    x = 1,294,567.13

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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.