Home / 2,929,131.93-4,042,368.63-1,639,961.04

Finding the Fourth Proportional to 2,929,131.93, 4,042,368.63 and 1,639,961.04

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Solution

The fourth proportional to 2,929,131.93, 4,042,368.63 and 1,639,961.04 is: 2,263,239.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,929,131.93 : 4,042,368.63 = 1,639,961.04 : x
  2. Step 2: Convert to fraction form
    2,929,131.93/4,042,368.63 = 1,639,961.04/x
  3. Step 3: Cross multiply
    2,929,131.93x = 4,042,368.63 × 1,639,961.04
  4. Step 4: Simplify right side
    2,929,131.93x = 6,629,327,062,518.18
  5. Step 5: Solve for x
    x = 6,629,327,062,518.18/2,929,131.93
  6. Step 6: Final answer
    x = 2,263,239.49

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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.