Home / 1,670,359.59-2,305,102.52-906,413.22

Finding the Fourth Proportional to 1,670,359.59, 2,305,102.52 and 906,413.22

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Solution

The fourth proportional to 1,670,359.59, 2,305,102.52 and 906,413.22 is: 1,250,853.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,670,359.59 : 2,305,102.52 = 906,413.22 : x
  2. Step 2: Convert to fraction form
    1,670,359.59/2,305,102.52 = 906,413.22/x
  3. Step 3: Cross multiply
    1,670,359.59x = 2,305,102.52 × 906,413.22
  4. Step 4: Simplify right side
    1,670,359.59x = 2,089,375,399,849.35
  5. Step 5: Solve for x
    x = 2,089,375,399,849.35/1,670,359.59
  6. Step 6: Final answer
    x = 1,250,853.66

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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.