Home / 1,103,398.36-1,522,647.32-619,983.88

Finding the Fourth Proportional to 1,103,398.36, 1,522,647.32 and 619,983.88

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Solution

The fourth proportional to 1,103,398.36, 1,522,647.32 and 619,983.88 is: 855,553.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,103,398.36 : 1,522,647.32 = 619,983.88 : x
  2. Step 2: Convert to fraction form
    1,103,398.36/1,522,647.32 = 619,983.88/x
  3. Step 3: Cross multiply
    1,103,398.36x = 1,522,647.32 × 619,983.88
  4. Step 4: Simplify right side
    1,103,398.36x = 944,016,793,325.20
  5. Step 5: Solve for x
    x = 944,016,793,325.20/1,103,398.36
  6. Step 6: Final answer
    x = 855,553.92

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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.