Home / 1,271,992.75-1,908,863.93-524,038.75

Finding the Fourth Proportional to 1,271,992.75, 1,908,863.93 and 524,038.75

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Solution

The fourth proportional to 1,271,992.75, 1,908,863.93 and 524,038.75 is: 786,418.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,271,992.75 : 1,908,863.93 = 524,038.75 : x
  2. Step 2: Convert to fraction form
    1,271,992.75/1,908,863.93 = 524,038.75/x
  3. Step 3: Cross multiply
    1,271,992.75x = 1,908,863.93 × 524,038.75
  4. Step 4: Simplify right side
    1,271,992.75x = 1,000,318,667,797.29
  5. Step 5: Solve for x
    x = 1,000,318,667,797.29/1,271,992.75
  6. Step 6: Final answer
    x = 786,418.53

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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.