Home / 1,664,770.48-2,296,147.44-1,011,393.28

Finding the Fourth Proportional to 1,664,770.48, 2,296,147.44 and 1,011,393.28

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Solution

The fourth proportional to 1,664,770.48, 2,296,147.44 and 1,011,393.28 is: 1,394,971.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,664,770.48 : 2,296,147.44 = 1,011,393.28 : x
  2. Step 2: Convert to fraction form
    1,664,770.48/2,296,147.44 = 1,011,393.28/x
  3. Step 3: Cross multiply
    1,664,770.48x = 2,296,147.44 × 1,011,393.28
  4. Step 4: Simplify right side
    1,664,770.48x = 2,322,308,090,705.20
  5. Step 5: Solve for x
    x = 2,322,308,090,705.20/1,664,770.48
  6. Step 6: Final answer
    x = 1,394,971.93

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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.