Home / 1,672,292.70-2,308,721.49-1,100,993.63

Finding the Fourth Proportional to 1,672,292.70, 2,308,721.49 and 1,100,993.63

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Solution

The fourth proportional to 1,672,292.70, 2,308,721.49 and 1,100,993.63 is: 1,520,001.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,672,292.70 : 2,308,721.49 = 1,100,993.63 : x
  2. Step 2: Convert to fraction form
    1,672,292.70/2,308,721.49 = 1,100,993.63/x
  3. Step 3: Cross multiply
    1,672,292.70x = 2,308,721.49 × 1,100,993.63
  4. Step 4: Simplify right side
    1,672,292.70x = 2,541,887,642,390.50
  5. Step 5: Solve for x
    x = 2,541,887,642,390.50/1,672,292.70
  6. Step 6: Final answer
    x = 1,520,001.64

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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.