Home / 1,438,172.63-1,984,620.22-793,584.45

Finding the Fourth Proportional to 1,438,172.63, 1,984,620.22 and 793,584.45

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Solution

The fourth proportional to 1,438,172.63, 1,984,620.22 and 793,584.45 is: 1,095,114.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,438,172.63 : 1,984,620.22 = 793,584.45 : x
  2. Step 2: Convert to fraction form
    1,438,172.63/1,984,620.22 = 793,584.45/x
  3. Step 3: Cross multiply
    1,438,172.63x = 1,984,620.22 × 793,584.45
  4. Step 4: Simplify right side
    1,438,172.63x = 1,574,963,743,763.62
  5. Step 5: Solve for x
    x = 1,574,963,743,763.62/1,438,172.63
  6. Step 6: Final answer
    x = 1,095,114.53

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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.