Home / 1,870,907.60-2,807,673.60-1,198,623.80

Finding the Fourth Proportional to 1,870,907.60, 2,807,673.60 and 1,198,623.80

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Solution

The fourth proportional to 1,870,907.60, 2,807,673.60 and 1,198,623.80 is: 1,798,776.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,870,907.60 : 2,807,673.60 = 1,198,623.80 : x
  2. Step 2: Convert to fraction form
    1,870,907.60/2,807,673.60 = 1,198,623.80/x
  3. Step 3: Cross multiply
    1,870,907.60x = 2,807,673.60 × 1,198,623.80
  4. Step 4: Simplify right side
    1,870,907.60x = 3,365,344,399,591.68
  5. Step 5: Solve for x
    x = 3,365,344,399,591.68/1,870,907.60
  6. Step 6: Final answer
    x = 1,798,776.38

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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.