Home / 1,716,221.88-2,368,821.54-1,172,577.36

Finding the Fourth Proportional to 1,716,221.88, 2,368,821.54 and 1,172,577.36

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Solution

The fourth proportional to 1,716,221.88, 2,368,821.54 and 1,172,577.36 is: 1,618,454.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,716,221.88 : 2,368,821.54 = 1,172,577.36 : x
  2. Step 2: Convert to fraction form
    1,716,221.88/2,368,821.54 = 1,172,577.36/x
  3. Step 3: Cross multiply
    1,716,221.88x = 2,368,821.54 × 1,172,577.36
  4. Step 4: Simplify right side
    1,716,221.88x = 2,777,626,507,684.33
  5. Step 5: Solve for x
    x = 2,777,626,507,684.33/1,716,221.88
  6. Step 6: Final answer
    x = 1,618,454.20

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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.