Home / 1,905,277.52-2,629,288.68-1,045,925.84

Finding the Fourth Proportional to 1,905,277.52, 2,629,288.68 and 1,045,925.84

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Solution

The fourth proportional to 1,905,277.52, 2,629,288.68 and 1,045,925.84 is: 1,443,380.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,905,277.52 : 2,629,288.68 = 1,045,925.84 : x
  2. Step 2: Convert to fraction form
    1,905,277.52/2,629,288.68 = 1,045,925.84/x
  3. Step 3: Cross multiply
    1,905,277.52x = 2,629,288.68 × 1,045,925.84
  4. Step 4: Simplify right side
    1,905,277.52x = 2,750,040,971,231.49
  5. Step 5: Solve for x
    x = 2,750,040,971,231.49/1,905,277.52
  6. Step 6: Final answer
    x = 1,443,380.79

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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.