Home / 1,738,690.20-2,604,536.10-1,206,811.80

Finding the Fourth Proportional to 1,738,690.20, 2,604,536.10 and 1,206,811.80

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Solution

The fourth proportional to 1,738,690.20, 2,604,536.10 and 1,206,811.80 is: 1,807,788.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,738,690.20 : 2,604,536.10 = 1,206,811.80 : x
  2. Step 2: Convert to fraction form
    1,738,690.20/2,604,536.10 = 1,206,811.80/x
  3. Step 3: Cross multiply
    1,738,690.20x = 2,604,536.10 × 1,206,811.80
  4. Step 4: Simplify right side
    1,738,690.20x = 3,143,184,899,005.98
  5. Step 5: Solve for x
    x = 3,143,184,899,005.98/1,738,690.20
  6. Step 6: Final answer
    x = 1,807,788.93

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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.