Home / 2,887,709.48-3,985,040.28-1,581,046.24

Finding the Fourth Proportional to 2,887,709.48, 3,985,040.28 and 1,581,046.24

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Solution

The fourth proportional to 2,887,709.48, 3,985,040.28 and 1,581,046.24 is: 2,181,844.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,887,709.48 : 3,985,040.28 = 1,581,046.24 : x
  2. Step 2: Convert to fraction form
    2,887,709.48/3,985,040.28 = 1,581,046.24/x
  3. Step 3: Cross multiply
    2,887,709.48x = 3,985,040.28 × 1,581,046.24
  4. Step 4: Simplify right side
    2,887,709.48x = 6,300,532,950,942.55
  5. Step 5: Solve for x
    x = 6,300,532,950,942.55/2,887,709.48
  6. Step 6: Final answer
    x = 2,181,844.47

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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.