Home / 1,199,859.68-1,655,788.74-655,997.60

Finding the Fourth Proportional to 1,199,859.68, 1,655,788.74 and 655,997.60

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Solution

The fourth proportional to 1,199,859.68, 1,655,788.74 and 655,997.60 is: 905,267.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,199,859.68 : 1,655,788.74 = 655,997.60 : x
  2. Step 2: Convert to fraction form
    1,199,859.68/1,655,788.74 = 655,997.60/x
  3. Step 3: Cross multiply
    1,199,859.68x = 1,655,788.74 × 655,997.60
  4. Step 4: Simplify right side
    1,199,859.68x = 1,086,193,441,226.51
  5. Step 5: Solve for x
    x = 1,086,193,441,226.51/1,199,859.68
  6. Step 6: Final answer
    x = 905,267.06

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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.