Home / 1,670,738.04-2,305,620.72-906,791.70

Finding the Fourth Proportional to 1,670,738.04, 2,305,620.72 and 906,791.70

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Solution

The fourth proportional to 1,670,738.04, 2,305,620.72 and 906,791.70 is: 1,251,373.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,670,738.04 : 2,305,620.72 = 906,791.70 : x
  2. Step 2: Convert to fraction form
    1,670,738.04/2,305,620.72 = 906,791.70/x
  3. Step 3: Cross multiply
    1,670,738.04x = 2,305,620.72 × 906,791.70
  4. Step 4: Simplify right side
    1,670,738.04x = 2,090,717,732,244.02
  5. Step 5: Solve for x
    x = 2,090,717,732,244.02/1,670,738.04
  6. Step 6: Final answer
    x = 1,251,373.75

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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.