Home / 1,483,178.45-2,046,035.09-938,396.75

Finding the Fourth Proportional to 1,483,178.45, 2,046,035.09 and 938,396.75

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Solution

The fourth proportional to 1,483,178.45, 2,046,035.09 and 938,396.75 is: 1,294,512.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,483,178.45 : 2,046,035.09 = 938,396.75 : x
  2. Step 2: Convert to fraction form
    1,483,178.45/2,046,035.09 = 938,396.75/x
  3. Step 3: Cross multiply
    1,483,178.45x = 2,046,035.09 × 938,396.75
  4. Step 4: Simplify right side
    1,483,178.45x = 1,919,992,670,957.77
  5. Step 5: Solve for x
    x = 1,919,992,670,957.77/1,483,178.45
  6. Step 6: Final answer
    x = 1,294,512.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.