Home / 1,308,546.08-1,807,164.40-901,705.76

Finding the Fourth Proportional to 1,308,546.08, 1,807,164.40 and 901,705.76

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Solution

The fourth proportional to 1,308,546.08, 1,807,164.40 and 901,705.76 is: 1,245,298.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,308,546.08 : 1,807,164.40 = 901,705.76 : x
  2. Step 2: Convert to fraction form
    1,308,546.08/1,807,164.40 = 901,705.76/x
  3. Step 3: Cross multiply
    1,308,546.08x = 1,807,164.40 × 901,705.76
  4. Step 4: Simplify right side
    1,308,546.08x = 1,629,530,548,746.94
  5. Step 5: Solve for x
    x = 1,629,530,548,746.94/1,308,546.08
  6. Step 6: Final answer
    x = 1,245,298.56

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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.