Home / 1,732,777.20-2,599,117.20-786,146.40

Finding the Fourth Proportional to 1,732,777.20, 2,599,117.20 and 786,146.40

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Solution

The fourth proportional to 1,732,777.20, 2,599,117.20 and 786,146.40 is: 1,179,197.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,732,777.20 : 2,599,117.20 = 786,146.40 : x
  2. Step 2: Convert to fraction form
    1,732,777.20/2,599,117.20 = 786,146.40/x
  3. Step 3: Cross multiply
    1,732,777.20x = 2,599,117.20 × 786,146.40
  4. Step 4: Simplify right side
    1,732,777.20x = 2,043,286,629,958.08
  5. Step 5: Solve for x
    x = 2,043,286,629,958.08/1,732,777.20
  6. Step 6: Final answer
    x = 1,179,197.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.