Home / 1,511,677.44-2,086,036.08-938,705.28

Finding the Fourth Proportional to 1,511,677.44, 2,086,036.08 and 938,705.28

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Solution

The fourth proportional to 1,511,677.44, 2,086,036.08 and 938,705.28 is: 1,295,364.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,511,677.44 : 2,086,036.08 = 938,705.28 : x
  2. Step 2: Convert to fraction form
    1,511,677.44/2,086,036.08 = 938,705.28/x
  3. Step 3: Cross multiply
    1,511,677.44x = 2,086,036.08 × 938,705.28
  4. Step 4: Simplify right side
    1,511,677.44x = 1,958,173,082,566.50
  5. Step 5: Solve for x
    x = 1,958,173,082,566.50/1,511,677.44
  6. Step 6: Final answer
    x = 1,295,364.36

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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.