Home / 1,670,605.37-2,305,436.60-906,658.93

Finding the Fourth Proportional to 1,670,605.37, 2,305,436.60 and 906,658.93

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Solution

The fourth proportional to 1,670,605.37, 2,305,436.60 and 906,658.93 is: 1,251,189.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,670,605.37 : 2,305,436.60 = 906,658.93 : x
  2. Step 2: Convert to fraction form
    1,670,605.37/2,305,436.60 = 906,658.93/x
  3. Step 3: Cross multiply
    1,670,605.37x = 2,305,436.60 × 906,658.93
  4. Step 4: Simplify right side
    1,670,605.37x = 2,090,244,677,441.89
  5. Step 5: Solve for x
    x = 2,090,244,677,441.89/1,670,605.37
  6. Step 6: Final answer
    x = 1,251,189.97

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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.