Home / 1,353,231.66-2,029,602.09-543,583.47

Finding the Fourth Proportional to 1,353,231.66, 2,029,602.09 and 543,583.47

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Solution

The fourth proportional to 1,353,231.66, 2,029,602.09 and 543,583.47 is: 815,276.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,353,231.66 : 2,029,602.09 = 543,583.47 : x
  2. Step 2: Convert to fraction form
    1,353,231.66/2,029,602.09 = 543,583.47/x
  3. Step 3: Cross multiply
    1,353,231.66x = 2,029,602.09 × 543,583.47
  4. Step 4: Simplify right side
    1,353,231.66x = 1,103,258,146,801.45
  5. Step 5: Solve for x
    x = 1,103,258,146,801.45/1,353,231.66
  6. Step 6: Final answer
    x = 815,276.63

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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.