Home / 1,412,543.42-1,949,300.24-767,963.60

Finding the Fourth Proportional to 1,412,543.42, 1,949,300.24 and 767,963.60

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Solution

The fourth proportional to 1,412,543.42, 1,949,300.24 and 767,963.60 is: 1,059,784.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,412,543.42 : 1,949,300.24 = 767,963.60 : x
  2. Step 2: Convert to fraction form
    1,412,543.42/1,949,300.24 = 767,963.60/x
  3. Step 3: Cross multiply
    1,412,543.42x = 1,949,300.24 × 767,963.60
  4. Step 4: Simplify right side
    1,412,543.42x = 1,496,991,629,791.26
  5. Step 5: Solve for x
    x = 1,496,991,629,791.26/1,412,543.42
  6. Step 6: Final answer
    x = 1,059,784.51

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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.