Home / 2,642,864.52-3,964,296.90-1,146,956.52

Finding the Fourth Proportional to 2,642,864.52, 3,964,296.90 and 1,146,956.52

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Solution

The fourth proportional to 2,642,864.52, 3,964,296.90 and 1,146,956.52 is: 1,720,434.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,642,864.52 : 3,964,296.90 = 1,146,956.52 : x
  2. Step 2: Convert to fraction form
    2,642,864.52/3,964,296.90 = 1,146,956.52/x
  3. Step 3: Cross multiply
    2,642,864.52x = 3,964,296.90 × 1,146,956.52
  4. Step 4: Simplify right side
    2,642,864.52x = 4,546,876,176,670.79
  5. Step 5: Solve for x
    x = 4,546,876,176,670.79/2,642,864.52
  6. Step 6: Final answer
    x = 1,720,434.83

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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.