Home / 2,104,941.50-2,904,816.79-1,138,069.50

Finding the Fourth Proportional to 2,104,941.50, 2,904,816.79 and 1,138,069.50

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Solution

The fourth proportional to 2,104,941.50, 2,904,816.79 and 1,138,069.50 is: 1,570,534.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,104,941.50 : 2,904,816.79 = 1,138,069.50 : x
  2. Step 2: Convert to fraction form
    2,104,941.50/2,904,816.79 = 1,138,069.50/x
  3. Step 3: Cross multiply
    2,104,941.50x = 2,904,816.79 × 1,138,069.50
  4. Step 4: Simplify right side
    2,104,941.50x = 3,305,883,391,786.91
  5. Step 5: Solve for x
    x = 3,305,883,391,786.91/2,104,941.50
  6. Step 6: Final answer
    x = 1,570,534.57

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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.