Home / 1,103,399.36-1,522,648.70-619,984.88

Finding the Fourth Proportional to 1,103,399.36, 1,522,648.70 and 619,984.88

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Solution

The fourth proportional to 1,103,399.36, 1,522,648.70 and 619,984.88 is: 855,555.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,103,399.36 : 1,522,648.70 = 619,984.88 : x
  2. Step 2: Convert to fraction form
    1,103,399.36/1,522,648.70 = 619,984.88/x
  3. Step 3: Cross multiply
    1,103,399.36x = 1,522,648.70 × 619,984.88
  4. Step 4: Simplify right side
    1,103,399.36x = 944,019,171,551.66
  5. Step 5: Solve for x
    x = 944,019,171,551.66/1,103,399.36
  6. Step 6: Final answer
    x = 855,555.30

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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.