Home / 2,887,661.34-3,983,229.27-1,854,821.43

Finding the Fourth Proportional to 2,887,661.34, 3,983,229.27 and 1,854,821.43

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Solution

The fourth proportional to 2,887,661.34, 3,983,229.27 and 1,854,821.43 is: 2,558,533.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,887,661.34 : 3,983,229.27 = 1,854,821.43 : x
  2. Step 2: Convert to fraction form
    2,887,661.34/3,983,229.27 = 1,854,821.43/x
  3. Step 3: Cross multiply
    2,887,661.34x = 3,983,229.27 × 1,854,821.43
  4. Step 4: Simplify right side
    2,887,661.34x = 7,388,179,010,599.26
  5. Step 5: Solve for x
    x = 7,388,179,010,599.26/2,887,661.34
  6. Step 6: Final answer
    x = 2,558,533.75

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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.