Home / 1,127,458.04-1,555,955.73-668,844.14

Finding the Fourth Proportional to 1,127,458.04, 1,555,955.73 and 668,844.14

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Solution

The fourth proportional to 1,127,458.04, 1,555,955.73 and 668,844.14 is: 923,042.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,127,458.04 : 1,555,955.73 = 668,844.14 : x
  2. Step 2: Convert to fraction form
    1,127,458.04/1,555,955.73 = 668,844.14/x
  3. Step 3: Cross multiply
    1,127,458.04x = 1,555,955.73 × 668,844.14
  4. Step 4: Simplify right side
    1,127,458.04x = 1,040,691,864,330.14
  5. Step 5: Solve for x
    x = 1,040,691,864,330.14/1,127,458.04
  6. Step 6: Final answer
    x = 923,042.66

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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.