Home / 1,202,919.17-1,660,028.40-659,075.57

Finding the Fourth Proportional to 1,202,919.17, 1,660,028.40 and 659,075.57

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Solution

The fourth proportional to 1,202,919.17, 1,660,028.40 and 659,075.57 is: 909,524.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,202,919.17 : 1,660,028.40 = 659,075.57 : x
  2. Step 2: Convert to fraction form
    1,202,919.17/1,660,028.40 = 659,075.57/x
  3. Step 3: Cross multiply
    1,202,919.17x = 1,660,028.40 × 659,075.57
  4. Step 4: Simplify right side
    1,202,919.17x = 1,094,084,155,646.05
  5. Step 5: Solve for x
    x = 1,094,084,155,646.05/1,202,919.17
  6. Step 6: Final answer
    x = 909,524.25

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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.