Home / 2,508,920.50-3,763,384.03-687,301.63

Finding the Fourth Proportional to 2,508,920.50, 3,763,384.03 and 687,301.63

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Solution

The fourth proportional to 2,508,920.50, 3,763,384.03 and 687,301.63 is: 1,030,953.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,508,920.50 : 3,763,384.03 = 687,301.63 : x
  2. Step 2: Convert to fraction form
    2,508,920.50/3,763,384.03 = 687,301.63/x
  3. Step 3: Cross multiply
    2,508,920.50x = 3,763,384.03 × 687,301.63
  4. Step 4: Simplify right side
    2,508,920.50x = 2,586,579,978,134.97
  5. Step 5: Solve for x
    x = 2,586,579,978,134.97/2,508,920.50
  6. Step 6: Final answer
    x = 1,030,953.34

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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.