Home / 1,075,420.80-1,614,297.60-603,028.80

Finding the Fourth Proportional to 1,075,420.80, 1,614,297.60 and 603,028.80

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Solution

The fourth proportional to 1,075,420.80, 1,614,297.60 and 603,028.80 is: 905,197.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,075,420.80 : 1,614,297.60 = 603,028.80 : x
  2. Step 2: Convert to fraction form
    1,075,420.80/1,614,297.60 = 603,028.80/x
  3. Step 3: Cross multiply
    1,075,420.80x = 1,614,297.60 × 603,028.80
  4. Step 4: Simplify right side
    1,075,420.80x = 973,467,944,570.88
  5. Step 5: Solve for x
    x = 973,467,944,570.88/1,075,420.80
  6. Step 6: Final answer
    x = 905,197.24

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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.