Home / 1,783,122.60-2,460,709.19-1,019,192.57

Finding the Fourth Proportional to 1,783,122.60, 2,460,709.19 and 1,019,192.57

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Solution

The fourth proportional to 1,783,122.60, 2,460,709.19 and 1,019,192.57 is: 1,406,485.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,783,122.60 : 2,460,709.19 = 1,019,192.57 : x
  2. Step 2: Convert to fraction form
    1,783,122.60/2,460,709.19 = 1,019,192.57/x
  3. Step 3: Cross multiply
    1,783,122.60x = 2,460,709.19 × 1,019,192.57
  4. Step 4: Simplify right side
    1,783,122.60x = 2,507,936,523,378.72
  5. Step 5: Solve for x
    x = 2,507,936,523,378.72/1,783,122.60
  6. Step 6: Final answer
    x = 1,406,485.75

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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.