Home / 1,728,007.50-2,384,650.35-1,012,615.50

Finding the Fourth Proportional to 1,728,007.50, 2,384,650.35 and 1,012,615.50

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Solution

The fourth proportional to 1,728,007.50, 2,384,650.35 and 1,012,615.50 is: 1,397,409.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,728,007.50 : 2,384,650.35 = 1,012,615.50 : x
  2. Step 2: Convert to fraction form
    1,728,007.50/2,384,650.35 = 1,012,615.50/x
  3. Step 3: Cross multiply
    1,728,007.50x = 2,384,650.35 × 1,012,615.50
  4. Step 4: Simplify right side
    1,728,007.50x = 2,414,733,906,490.43
  5. Step 5: Solve for x
    x = 2,414,733,906,490.43/1,728,007.50
  6. Step 6: Final answer
    x = 1,397,409.39

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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.