Home / 2,515,905.23-3,773,890.64-718,847.33

Finding the Fourth Proportional to 2,515,905.23, 3,773,890.64 and 718,847.33

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Solution

The fourth proportional to 2,515,905.23, 3,773,890.64 and 718,847.33 is: 1,078,280.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,515,905.23 : 3,773,890.64 = 718,847.33 : x
  2. Step 2: Convert to fraction form
    2,515,905.23/3,773,890.64 = 718,847.33/x
  3. Step 3: Cross multiply
    2,515,905.23x = 3,773,890.64 × 718,847.33
  4. Step 4: Simplify right side
    2,515,905.23x = 2,712,851,193,203.66
  5. Step 5: Solve for x
    x = 2,712,851,193,203.66/2,515,905.23
  6. Step 6: Final answer
    x = 1,078,280.36

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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.