Home / 1,271,994.75-1,908,866.93-524,040.75

Finding the Fourth Proportional to 1,271,994.75, 1,908,866.93 and 524,040.75

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Solution

The fourth proportional to 1,271,994.75, 1,908,866.93 and 524,040.75 is: 786,421.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,271,994.75 : 1,908,866.93 = 524,040.75 : x
  2. Step 2: Convert to fraction form
    1,271,994.75/1,908,866.93 = 524,040.75/x
  3. Step 3: Cross multiply
    1,271,994.75x = 1,908,866.93 × 524,040.75
  4. Step 4: Simplify right side
    1,271,994.75x = 1,000,324,055,027.19
  5. Step 5: Solve for x
    x = 1,000,324,055,027.19/1,271,994.75
  6. Step 6: Final answer
    x = 786,421.53

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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.