Home / 3,517,075.32-5,272,857.05-1,388,752.53

Finding the Fourth Proportional to 3,517,075.32, 5,272,857.05 and 1,388,752.53

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Solution

The fourth proportional to 3,517,075.32, 5,272,857.05 and 1,388,752.53 is: 2,082,040.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,517,075.32 : 5,272,857.05 = 1,388,752.53 : x
  2. Step 2: Convert to fraction form
    3,517,075.32/5,272,857.05 = 1,388,752.53/x
  3. Step 3: Cross multiply
    3,517,075.32x = 5,272,857.05 × 1,388,752.53
  4. Step 4: Simplify right side
    3,517,075.32x = 7,322,693,561,572.07
  5. Step 5: Solve for x
    x = 7,322,693,561,572.07/3,517,075.32
  6. Step 6: Final answer
    x = 2,082,040.59

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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.