Home / 3,514,244.20-5,272,230.30-989,866.60

Finding the Fourth Proportional to 3,514,244.20, 5,272,230.30 and 989,866.60

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Solution

The fourth proportional to 3,514,244.20, 5,272,230.30 and 989,866.60 is: 1,485,043.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,514,244.20 : 5,272,230.30 = 989,866.60 : x
  2. Step 2: Convert to fraction form
    3,514,244.20/5,272,230.30 = 989,866.60/x
  3. Step 3: Cross multiply
    3,514,244.20x = 5,272,230.30 × 989,866.60
  4. Step 4: Simplify right side
    3,514,244.20x = 5,218,804,681,477.98
  5. Step 5: Solve for x
    x = 5,218,804,681,477.98/3,514,244.20
  6. Step 6: Final answer
    x = 1,485,043.27

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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.