Home / 1,992,153.69-2,749,302-1,132,793.91

Finding the Fourth Proportional to 1,992,153.69, 2,749,302 and 1,132,793.91

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Solution

The fourth proportional to 1,992,153.69, 2,749,302 and 1,132,793.91 is: 1,563,329.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,992,153.69 : 2,749,302 = 1,132,793.91 : x
  2. Step 2: Convert to fraction form
    1,992,153.69/2,749,302 = 1,132,793.91/x
  3. Step 3: Cross multiply
    1,992,153.69x = 2,749,302 × 1,132,793.91
  4. Step 4: Simplify right side
    1,992,153.69x = 3,114,392,562,350.82
  5. Step 5: Solve for x
    x = 3,114,392,562,350.82/1,992,153.69
  6. Step 6: Final answer
    x = 1,563,329.46

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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.