Home / 1,127,474.56-1,555,903.04-618,175.68

Finding the Fourth Proportional to 1,127,474.56, 1,555,903.04 and 618,175.68

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Solution

The fourth proportional to 1,127,474.56, 1,555,903.04 and 618,175.68 is: 853,075.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,127,474.56 : 1,555,903.04 = 618,175.68 : x
  2. Step 2: Convert to fraction form
    1,127,474.56/1,555,903.04 = 618,175.68/x
  3. Step 3: Cross multiply
    1,127,474.56x = 1,555,903.04 × 618,175.68
  4. Step 4: Simplify right side
    1,127,474.56x = 961,821,419,766.07
  5. Step 5: Solve for x
    x = 961,821,419,766.07/1,127,474.56
  6. Step 6: Final answer
    x = 853,075.94

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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.