Home / 2,047,401.80-3,071,102.70-1,811,205.80

Finding the Fourth Proportional to 2,047,401.80, 3,071,102.70 and 1,811,205.80

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Solution

The fourth proportional to 2,047,401.80, 3,071,102.70 and 1,811,205.80 is: 2,716,808.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,047,401.80 : 3,071,102.70 = 1,811,205.80 : x
  2. Step 2: Convert to fraction form
    2,047,401.80/3,071,102.70 = 1,811,205.80/x
  3. Step 3: Cross multiply
    2,047,401.80x = 3,071,102.70 × 1,811,205.80
  4. Step 4: Simplify right side
    2,047,401.80x = 5,562,399,022,635.66
  5. Step 5: Solve for x
    x = 5,562,399,022,635.66/2,047,401.80
  6. Step 6: Final answer
    x = 2,716,808.70

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Double scale
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Similar ratio
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1.5x scale

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.