Home / 1,113,961.77-1,670,975.06-272,513.25

Finding the Fourth Proportional to 1,113,961.77, 1,670,975.06 and 272,513.25

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Solution

The fourth proportional to 1,113,961.77, 1,670,975.06 and 272,513.25 is: 408,777.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,113,961.77 : 1,670,975.06 = 272,513.25 : x
  2. Step 2: Convert to fraction form
    1,113,961.77/1,670,975.06 = 272,513.25/x
  3. Step 3: Cross multiply
    1,113,961.77x = 1,670,975.06 × 272,513.25
  4. Step 4: Simplify right side
    1,113,961.77x = 455,362,842,906.98
  5. Step 5: Solve for x
    x = 455,362,842,906.98/1,113,961.77
  6. Step 6: Final answer
    x = 408,777.80

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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.