Home / 1,217,963.80-1,824,321.30-1,008,011.80

Finding the Fourth Proportional to 1,217,963.80, 1,824,321.30 and 1,008,011.80

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Solution

The fourth proportional to 1,217,963.80, 1,824,321.30 and 1,008,011.80 is: 1,509,845.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,217,963.80 : 1,824,321.30 = 1,008,011.80 : x
  2. Step 2: Convert to fraction form
    1,217,963.80/1,824,321.30 = 1,008,011.80/x
  3. Step 3: Cross multiply
    1,217,963.80x = 1,824,321.30 × 1,008,011.80
  4. Step 4: Simplify right side
    1,217,963.80x = 1,838,937,397,391.34
  5. Step 5: Solve for x
    x = 1,838,937,397,391.34/1,217,963.80
  6. Step 6: Final answer
    x = 1,509,845.69

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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.