Home / 1,075,544.82-1,614,314.75-543,439.53

Finding the Fourth Proportional to 1,075,544.82, 1,614,314.75 and 543,439.53

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Solution

The fourth proportional to 1,075,544.82, 1,614,314.75 and 543,439.53 is: 815,663.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,075,544.82 : 1,614,314.75 = 543,439.53 : x
  2. Step 2: Convert to fraction form
    1,075,544.82/1,614,314.75 = 543,439.53/x
  3. Step 3: Cross multiply
    1,075,544.82x = 1,614,314.75 × 543,439.53
  4. Step 4: Simplify right side
    1,075,544.82x = 877,282,446,294.87
  5. Step 5: Solve for x
    x = 877,282,446,294.87/1,075,544.82
  6. Step 6: Final answer
    x = 815,663.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.