Home / 2,616,494.40-3,924,629.64-819,338.04

Finding the Fourth Proportional to 2,616,494.40, 3,924,629.64 and 819,338.04

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Solution

The fourth proportional to 2,616,494.40, 3,924,629.64 and 819,338.04 is: 1,228,972.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,616,494.40 : 3,924,629.64 = 819,338.04 : x
  2. Step 2: Convert to fraction form
    2,616,494.40/3,924,629.64 = 819,338.04/x
  3. Step 3: Cross multiply
    2,616,494.40x = 3,924,629.64 × 819,338.04
  4. Step 4: Simplify right side
    2,616,494.40x = 3,215,598,356,963.51
  5. Step 5: Solve for x
    x = 3,215,598,356,963.51/2,616,494.40
  6. Step 6: Final answer
    x = 1,228,972.00

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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.