Home / 1,111,929.30-1,667,893.95-733,359.60

Finding the Fourth Proportional to 1,111,929.30, 1,667,893.95 and 733,359.60

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Solution

The fourth proportional to 1,111,929.30, 1,667,893.95 and 733,359.60 is: 1,100,039.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,111,929.30 : 1,667,893.95 = 733,359.60 : x
  2. Step 2: Convert to fraction form
    1,111,929.30/1,667,893.95 = 733,359.60/x
  3. Step 3: Cross multiply
    1,111,929.30x = 1,667,893.95 × 733,359.60
  4. Step 4: Simplify right side
    1,111,929.30x = 1,223,166,040,014.42
  5. Step 5: Solve for x
    x = 1,223,166,040,014.42/1,111,929.30
  6. Step 6: Final answer
    x = 1,100,039.40

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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.