Home / 2,887,360.40-4,331,623.80-994,293.20

Finding the Fourth Proportional to 2,887,360.40, 4,331,623.80 and 994,293.20

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Solution

The fourth proportional to 2,887,360.40, 4,331,623.80 and 994,293.20 is: 1,491,640.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,887,360.40 : 4,331,623.80 = 994,293.20 : x
  2. Step 2: Convert to fraction form
    2,887,360.40/4,331,623.80 = 994,293.20/x
  3. Step 3: Cross multiply
    2,887,360.40x = 4,331,623.80 × 994,293.20
  4. Step 4: Simplify right side
    2,887,360.40x = 4,306,904,089,298.16
  5. Step 5: Solve for x
    x = 4,306,904,089,298.16/2,887,360.40
  6. Step 6: Final answer
    x = 1,491,640.63

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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.