Home / 1,670,821.24-2,305,671.54-906,858.52

Finding the Fourth Proportional to 1,670,821.24, 2,305,671.54 and 906,858.52

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Solution

The fourth proportional to 1,670,821.24, 2,305,671.54 and 906,858.52 is: 1,251,431.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,670,821.24 : 2,305,671.54 = 906,858.52 : x
  2. Step 2: Convert to fraction form
    1,670,821.24/2,305,671.54 = 906,858.52/x
  3. Step 3: Cross multiply
    1,670,821.24x = 2,305,671.54 × 906,858.52
  4. Step 4: Simplify right side
    1,670,821.24x = 2,090,917,880,370.52
  5. Step 5: Solve for x
    x = 2,090,917,880,370.52/1,670,821.24
  6. Step 6: Final answer
    x = 1,251,431.23

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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.