Home / 1,809,142.11-2,496,651.80-993,338.67

Finding the Fourth Proportional to 1,809,142.11, 2,496,651.80 and 993,338.67

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Solution

The fourth proportional to 1,809,142.11, 2,496,651.80 and 993,338.67 is: 1,370,826.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,809,142.11 : 2,496,651.80 = 993,338.67 : x
  2. Step 2: Convert to fraction form
    1,809,142.11/2,496,651.80 = 993,338.67/x
  3. Step 3: Cross multiply
    1,809,142.11x = 2,496,651.80 × 993,338.67
  4. Step 4: Simplify right side
    1,809,142.11x = 2,480,020,773,498.41
  5. Step 5: Solve for x
    x = 2,480,020,773,498.41/1,809,142.11
  6. Step 6: Final answer
    x = 1,370,826.96

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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.