Home / 1,670,804.92-2,305,715.22-906,858.48

Finding the Fourth Proportional to 1,670,804.92, 2,305,715.22 and 906,858.48

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Solution

The fourth proportional to 1,670,804.92, 2,305,715.22 and 906,858.48 is: 1,251,467.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,670,804.92 : 2,305,715.22 = 906,858.48 : x
  2. Step 2: Convert to fraction form
    1,670,804.92/2,305,715.22 = 906,858.48/x
  3. Step 3: Cross multiply
    1,670,804.92x = 2,305,715.22 × 906,858.48
  4. Step 4: Simplify right side
    1,670,804.92x = 2,090,957,408,368.50
  5. Step 5: Solve for x
    x = 2,090,957,408,368.50/1,670,804.92
  6. Step 6: Final answer
    x = 1,251,467.11

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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.