Home / 2,103,508.03-3,156,681.77-823,956.78

Finding the Fourth Proportional to 2,103,508.03, 3,156,681.77 and 823,956.78

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Solution

The fourth proportional to 2,103,508.03, 3,156,681.77 and 823,956.78 is: 1,236,491.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,103,508.03 : 3,156,681.77 = 823,956.78 : x
  2. Step 2: Convert to fraction form
    2,103,508.03/3,156,681.77 = 823,956.78/x
  3. Step 3: Cross multiply
    2,103,508.03x = 3,156,681.77 × 823,956.78
  4. Step 4: Simplify right side
    2,103,508.03x = 2,600,969,346,693.90
  5. Step 5: Solve for x
    x = 2,600,969,346,693.90/2,103,508.03
  6. Step 6: Final answer
    x = 1,236,491.28

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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.