Home / 3,556,514.80-5,319,025.80-2,989,644.40

Finding the Fourth Proportional to 3,556,514.80, 5,319,025.80 and 2,989,644.40

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Solution

The fourth proportional to 3,556,514.80, 5,319,025.80 and 2,989,644.40 is: 4,471,230.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,556,514.80 : 5,319,025.80 = 2,989,644.40 : x
  2. Step 2: Convert to fraction form
    3,556,514.80/5,319,025.80 = 2,989,644.40/x
  3. Step 3: Cross multiply
    3,556,514.80x = 5,319,025.80 × 2,989,644.40
  4. Step 4: Simplify right side
    3,556,514.80x = 15,901,995,696,425.52
  5. Step 5: Solve for x
    x = 15,901,995,696,425.52/3,556,514.80
  6. Step 6: Final answer
    x = 4,471,230.01

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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.