Home / 1,104,290.51-1,523,919.06-620,856.59

Finding the Fourth Proportional to 1,104,290.51, 1,523,919.06 and 620,856.59

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Solution

The fourth proportional to 1,104,290.51, 1,523,919.06 and 620,856.59 is: 856,781.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,104,290.51 : 1,523,919.06 = 620,856.59 : x
  2. Step 2: Convert to fraction form
    1,104,290.51/1,523,919.06 = 620,856.59/x
  3. Step 3: Cross multiply
    1,104,290.51x = 1,523,919.06 × 620,856.59
  4. Step 4: Simplify right side
    1,104,290.51x = 946,135,183,408.01
  5. Step 5: Solve for x
    x = 946,135,183,408.01/1,104,290.51
  6. Step 6: Final answer
    x = 856,781.05

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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.