Home / 1,977,527.07-2,962,900.44-1,327,885.56

Finding the Fourth Proportional to 1,977,527.07, 2,962,900.44 and 1,327,885.56

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Solution

The fourth proportional to 1,977,527.07, 2,962,900.44 and 1,327,885.56 is: 1,989,551.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,977,527.07 : 2,962,900.44 = 1,327,885.56 : x
  2. Step 2: Convert to fraction form
    1,977,527.07/2,962,900.44 = 1,327,885.56/x
  3. Step 3: Cross multiply
    1,977,527.07x = 2,962,900.44 × 1,327,885.56
  4. Step 4: Simplify right side
    1,977,527.07x = 3,934,392,709,993.65
  5. Step 5: Solve for x
    x = 3,934,392,709,993.65/1,977,527.07
  6. Step 6: Final answer
    x = 1,989,551.89

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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.