Home / 1,127,087.29-1,555,539.92-697,505.82

Finding the Fourth Proportional to 1,127,087.29, 1,555,539.92 and 697,505.82

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Solution

The fourth proportional to 1,127,087.29, 1,555,539.92 and 697,505.82 is: 962,656.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,127,087.29 : 1,555,539.92 = 697,505.82 : x
  2. Step 2: Convert to fraction form
    1,127,087.29/1,555,539.92 = 697,505.82/x
  3. Step 3: Cross multiply
    1,127,087.29x = 1,555,539.92 × 697,505.82
  4. Step 4: Simplify right side
    1,127,087.29x = 1,084,998,147,442.33
  5. Step 5: Solve for x
    x = 1,084,998,147,442.33/1,127,087.29
  6. Step 6: Final answer
    x = 962,656.71

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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.