Home / 1,897,514.20-2,618,816.16-1,172,713.24

Finding the Fourth Proportional to 1,897,514.20, 2,618,816.16 and 1,172,713.24

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Solution

The fourth proportional to 1,897,514.20, 2,618,816.16 and 1,172,713.24 is: 1,618,496.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,897,514.20 : 2,618,816.16 = 1,172,713.24 : x
  2. Step 2: Convert to fraction form
    1,897,514.20/2,618,816.16 = 1,172,713.24/x
  3. Step 3: Cross multiply
    1,897,514.20x = 2,618,816.16 × 1,172,713.24
  4. Step 4: Simplify right side
    1,897,514.20x = 3,071,120,383,957.96
  5. Step 5: Solve for x
    x = 3,071,120,383,957.96/1,897,514.20
  6. Step 6: Final answer
    x = 1,618,496.65

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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.