Home / 1,777,205.80-2,665,808.70-1,581,250.60

Finding the Fourth Proportional to 1,777,205.80, 2,665,808.70 and 1,581,250.60

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Solution

The fourth proportional to 1,777,205.80, 2,665,808.70 and 1,581,250.60 is: 2,371,875.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,777,205.80 : 2,665,808.70 = 1,581,250.60 : x
  2. Step 2: Convert to fraction form
    1,777,205.80/2,665,808.70 = 1,581,250.60/x
  3. Step 3: Cross multiply
    1,777,205.80x = 2,665,808.70 × 1,581,250.60
  4. Step 4: Simplify right side
    1,777,205.80x = 4,215,311,606,360.22
  5. Step 5: Solve for x
    x = 4,215,311,606,360.22/1,777,205.80
  6. Step 6: Final answer
    x = 2,371,875.90

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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.