Home / 1,109,834.96-1,531,579.40-650,856.12

Finding the Fourth Proportional to 1,109,834.96, 1,531,579.40 and 650,856.12

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Solution

The fourth proportional to 1,109,834.96, 1,531,579.40 and 650,856.12 is: 898,185.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,109,834.96 : 1,531,579.40 = 650,856.12 : x
  2. Step 2: Convert to fraction form
    1,109,834.96/1,531,579.40 = 650,856.12/x
  3. Step 3: Cross multiply
    1,109,834.96x = 1,531,579.40 × 650,856.12
  4. Step 4: Simplify right side
    1,109,834.96x = 996,837,825,755.93
  5. Step 5: Solve for x
    x = 996,837,825,755.93/1,109,834.96
  6. Step 6: Final answer
    x = 898,185.64

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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.