Home / 1,383,490.08-2,074,863.60-530,376.48

Finding the Fourth Proportional to 1,383,490.08, 2,074,863.60 and 530,376.48

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Solution

The fourth proportional to 1,383,490.08, 2,074,863.60 and 530,376.48 is: 795,422.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,383,490.08 : 2,074,863.60 = 530,376.48 : x
  2. Step 2: Convert to fraction form
    1,383,490.08/2,074,863.60 = 530,376.48/x
  3. Step 3: Cross multiply
    1,383,490.08x = 2,074,863.60 × 530,376.48
  4. Step 4: Simplify right side
    1,383,490.08x = 1,100,458,852,648.13
  5. Step 5: Solve for x
    x = 1,100,458,852,648.13/1,383,490.08
  6. Step 6: Final answer
    x = 795,422.29

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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.