Home / 1,308,940.95-1,961,407.56-880,893.12

Finding the Fourth Proportional to 1,308,940.95, 1,961,407.56 and 880,893.12

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Solution

The fourth proportional to 1,308,940.95, 1,961,407.56 and 880,893.12 is: 1,319,991.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,308,940.95 : 1,961,407.56 = 880,893.12 : x
  2. Step 2: Convert to fraction form
    1,308,940.95/1,961,407.56 = 880,893.12/x
  3. Step 3: Cross multiply
    1,308,940.95x = 1,961,407.56 × 880,893.12
  4. Step 4: Simplify right side
    1,308,940.95x = 1,727,790,425,119.99
  5. Step 5: Solve for x
    x = 1,727,790,425,119.99/1,308,940.95
  6. Step 6: Final answer
    x = 1,319,991.12

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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.