Home / 3,616,006.60-5,424,009.90-920,326.60

Finding the Fourth Proportional to 3,616,006.60, 5,424,009.90 and 920,326.60

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Solution

The fourth proportional to 3,616,006.60, 5,424,009.90 and 920,326.60 is: 1,380,489.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,616,006.60 : 5,424,009.90 = 920,326.60 : x
  2. Step 2: Convert to fraction form
    3,616,006.60/5,424,009.90 = 920,326.60/x
  3. Step 3: Cross multiply
    3,616,006.60x = 5,424,009.90 × 920,326.60
  4. Step 4: Simplify right side
    3,616,006.60x = 4,991,860,589,633.34
  5. Step 5: Solve for x
    x = 4,991,860,589,633.34/3,616,006.60
  6. Step 6: Final answer
    x = 1,380,489.90

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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.