Home / 1,670,712.45-2,305,584.18-906,766.02

Finding the Fourth Proportional to 1,670,712.45, 2,305,584.18 and 906,766.02

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Solution

The fourth proportional to 1,670,712.45, 2,305,584.18 and 906,766.02 is: 1,251,337.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,670,712.45 : 2,305,584.18 = 906,766.02 : x
  2. Step 2: Convert to fraction form
    1,670,712.45/2,305,584.18 = 906,766.02/x
  3. Step 3: Cross multiply
    1,670,712.45x = 2,305,584.18 × 906,766.02
  4. Step 4: Simplify right side
    1,670,712.45x = 2,090,625,390,673.56
  5. Step 5: Solve for x
    x = 2,090,625,390,673.56/1,670,712.45
  6. Step 6: Final answer
    x = 1,251,337.65

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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.