Home / 1,075,537.08-1,614,303.13-543,431.78

Finding the Fourth Proportional to 1,075,537.08, 1,614,303.13 and 543,431.78

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Solution

The fourth proportional to 1,075,537.08, 1,614,303.13 and 543,431.78 is: 815,651.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,075,537.08 : 1,614,303.13 = 543,431.78 : x
  2. Step 2: Convert to fraction form
    1,075,537.08/1,614,303.13 = 543,431.78/x
  3. Step 3: Cross multiply
    1,075,537.08x = 1,614,303.13 × 543,431.78
  4. Step 4: Simplify right side
    1,075,537.08x = 877,263,623,395.47
  5. Step 5: Solve for x
    x = 877,263,623,395.47/1,075,537.08
  6. Step 6: Final answer
    x = 815,651.68

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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.