Home / 1,921,406.85-2,651,551.83-1,050,242.73

Finding the Fourth Proportional to 1,921,406.85, 2,651,551.83 and 1,050,242.73

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Solution

The fourth proportional to 1,921,406.85, 2,651,551.83 and 1,050,242.73 is: 1,449,340.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,921,406.85 : 2,651,551.83 = 1,050,242.73 : x
  2. Step 2: Convert to fraction form
    1,921,406.85/2,651,551.83 = 1,050,242.73/x
  3. Step 3: Cross multiply
    1,921,406.85x = 2,651,551.83 × 1,050,242.73
  4. Step 4: Simplify right side
    1,921,406.85x = 2,784,773,048,058.65
  5. Step 5: Solve for x
    x = 2,784,773,048,058.65/1,921,406.85
  6. Step 6: Final answer
    x = 1,449,340.65

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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.