Home / 3,426,351.67-4,728,365.35-1,898,458.80

Finding the Fourth Proportional to 3,426,351.67, 4,728,365.35 and 1,898,458.80

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Solution

The fourth proportional to 3,426,351.67, 4,728,365.35 and 1,898,458.80 is: 2,619,873.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,426,351.67 : 4,728,365.35 = 1,898,458.80 : x
  2. Step 2: Convert to fraction form
    3,426,351.67/4,728,365.35 = 1,898,458.80/x
  3. Step 3: Cross multiply
    3,426,351.67x = 4,728,365.35 × 1,898,458.80
  4. Step 4: Simplify right side
    3,426,351.67x = 8,976,606,785,845.06
  5. Step 5: Solve for x
    x = 8,976,606,785,845.06/3,426,351.67
  6. Step 6: Final answer
    x = 2,619,873.16

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1.5x scale

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.