Home / 1,670,310.47-2,305,034.77-906,364.03

Finding the Fourth Proportional to 1,670,310.47, 2,305,034.77 and 906,364.03

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Solution

The fourth proportional to 1,670,310.47, 2,305,034.77 and 906,364.03 is: 1,250,785.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,670,310.47 : 2,305,034.77 = 906,364.03 : x
  2. Step 2: Convert to fraction form
    1,670,310.47/2,305,034.77 = 906,364.03/x
  3. Step 3: Cross multiply
    1,670,310.47x = 2,305,034.77 × 906,364.03
  4. Step 4: Simplify right side
    1,670,310.47x = 2,089,200,603,427.32
  5. Step 5: Solve for x
    x = 2,089,200,603,427.32/1,670,310.47
  6. Step 6: Final answer
    x = 1,250,785.79

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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.