Home / 1,661,339.25-2,292,649.09-897,392.82

Finding the Fourth Proportional to 1,661,339.25, 2,292,649.09 and 897,392.82

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Solution

The fourth proportional to 1,661,339.25, 2,292,649.09 and 897,392.82 is: 1,238,402.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,661,339.25 : 2,292,649.09 = 897,392.82 : x
  2. Step 2: Convert to fraction form
    1,661,339.25/2,292,649.09 = 897,392.82/x
  3. Step 3: Cross multiply
    1,661,339.25x = 2,292,649.09 × 897,392.82
  4. Step 4: Simplify right side
    1,661,339.25x = 2,057,406,832,145.53
  5. Step 5: Solve for x
    x = 2,057,406,832,145.53/1,661,339.25
  6. Step 6: Final answer
    x = 1,238,402.59

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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.