Home / 1,826,659.12-2,740,268.94-1,325,007.90

Finding the Fourth Proportional to 1,826,659.12, 2,740,268.94 and 1,325,007.90

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Solution

The fourth proportional to 1,826,659.12, 2,740,268.94 and 1,325,007.90 is: 1,987,715.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,826,659.12 : 2,740,268.94 = 1,325,007.90 : x
  2. Step 2: Convert to fraction form
    1,826,659.12/2,740,268.94 = 1,325,007.90/x
  3. Step 3: Cross multiply
    1,826,659.12x = 2,740,268.94 × 1,325,007.90
  4. Step 4: Simplify right side
    1,826,659.12x = 3,630,877,993,624.63
  5. Step 5: Solve for x
    x = 3,630,877,993,624.63/1,826,659.12
  6. Step 6: Final answer
    x = 1,987,715.14

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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.