Home / 1,892,878.28-2,612,158.54-1,033,438.55

Finding the Fourth Proportional to 1,892,878.28, 2,612,158.54 and 1,033,438.55

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Solution

The fourth proportional to 1,892,878.28, 2,612,158.54 and 1,033,438.55 is: 1,426,137.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,892,878.28 : 2,612,158.54 = 1,033,438.55 : x
  2. Step 2: Convert to fraction form
    1,892,878.28/2,612,158.54 = 1,033,438.55/x
  3. Step 3: Cross multiply
    1,892,878.28x = 2,612,158.54 × 1,033,438.55
  4. Step 4: Simplify right side
    1,892,878.28x = 2,699,505,318,303.33
  5. Step 5: Solve for x
    x = 2,699,505,318,303.33/1,892,878.28
  6. Step 6: Final answer
    x = 1,426,137.83

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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.