Home / 1,815,384.60-2,722,785.30-552,918.60

Finding the Fourth Proportional to 1,815,384.60, 2,722,785.30 and 552,918.60

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Solution

The fourth proportional to 1,815,384.60, 2,722,785.30 and 552,918.60 is: 829,289.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,815,384.60 : 2,722,785.30 = 552,918.60 : x
  2. Step 2: Convert to fraction form
    1,815,384.60/2,722,785.30 = 552,918.60/x
  3. Step 3: Cross multiply
    1,815,384.60x = 2,722,785.30 × 552,918.60
  4. Step 4: Simplify right side
    1,815,384.60x = 1,505,478,636,176.58
  5. Step 5: Solve for x
    x = 1,505,478,636,176.58/1,815,384.60
  6. Step 6: Final answer
    x = 829,289.09

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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.