Home / 1,000,010.88-1,378,577.88-713,033.28

Finding the Fourth Proportional to 1,000,010.88, 1,378,577.88 and 713,033.28

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Solution

The fourth proportional to 1,000,010.88, 1,378,577.88 and 713,033.28 is: 982,961.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,000,010.88 : 1,378,577.88 = 713,033.28 : x
  2. Step 2: Convert to fraction form
    1,000,010.88/1,378,577.88 = 713,033.28/x
  3. Step 3: Cross multiply
    1,000,010.88x = 1,378,577.88 × 713,033.28
  4. Step 4: Simplify right side
    1,000,010.88x = 982,971,907,511.85
  5. Step 5: Solve for x
    x = 982,971,907,511.85/1,000,010.88
  6. Step 6: Final answer
    x = 982,961.21

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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.