Home / 1,633,825.96-2,254,659.78-918,433.96

Finding the Fourth Proportional to 1,633,825.96, 2,254,659.78 and 918,433.96

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Solution

The fourth proportional to 1,633,825.96, 2,254,659.78 and 918,433.96 is: 1,267,427.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,633,825.96 : 2,254,659.78 = 918,433.96 : x
  2. Step 2: Convert to fraction form
    1,633,825.96/2,254,659.78 = 918,433.96/x
  3. Step 3: Cross multiply
    1,633,825.96x = 2,254,659.78 × 918,433.96
  4. Step 4: Simplify right side
    1,633,825.96x = 2,070,756,110,198.13
  5. Step 5: Solve for x
    x = 2,070,756,110,198.13/1,633,825.96
  6. Step 6: Final answer
    x = 1,267,427.60

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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.