Home / 1,869,006.80-2,804,892.60-1,237,710.80

Finding the Fourth Proportional to 1,869,006.80, 2,804,892.60 and 1,237,710.80

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Solution

The fourth proportional to 1,869,006.80, 2,804,892.60 and 1,237,710.80 is: 1,857,481.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,869,006.80 : 2,804,892.60 = 1,237,710.80 : x
  2. Step 2: Convert to fraction form
    1,869,006.80/2,804,892.60 = 1,237,710.80/x
  3. Step 3: Cross multiply
    1,869,006.80x = 2,804,892.60 × 1,237,710.80
  4. Step 4: Simplify right side
    1,869,006.80x = 3,471,645,863,860.08
  5. Step 5: Solve for x
    x = 3,471,645,863,860.08/1,869,006.80
  6. Step 6: Final answer
    x = 1,857,481.67

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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.