Home / 1,892,878.11-2,612,158.34-1,033,438.41

Finding the Fourth Proportional to 1,892,878.11, 2,612,158.34 and 1,033,438.41

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Solution

The fourth proportional to 1,892,878.11, 2,612,158.34 and 1,033,438.41 is: 1,426,137.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,892,878.11 : 2,612,158.34 = 1,033,438.41 : x
  2. Step 2: Convert to fraction form
    1,892,878.11/2,612,158.34 = 1,033,438.41/x
  3. Step 3: Cross multiply
    1,892,878.11x = 2,612,158.34 × 1,033,438.41
  4. Step 4: Simplify right side
    1,892,878.11x = 2,699,504,756,390.65
  5. Step 5: Solve for x
    x = 2,699,504,756,390.65/1,892,878.11
  6. Step 6: Final answer
    x = 1,426,137.66

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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.