Home / 1,783,120.60-2,460,706.43-1,019,190.57

Finding the Fourth Proportional to 1,783,120.60, 2,460,706.43 and 1,019,190.57

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Solution

The fourth proportional to 1,783,120.60, 2,460,706.43 and 1,019,190.57 is: 1,406,482.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,783,120.60 : 2,460,706.43 = 1,019,190.57 : x
  2. Step 2: Convert to fraction form
    1,783,120.60/2,460,706.43 = 1,019,190.57/x
  3. Step 3: Cross multiply
    1,783,120.60x = 2,460,706.43 × 1,019,190.57
  4. Step 4: Simplify right side
    1,783,120.60x = 2,507,928,774,670.76
  5. Step 5: Solve for x
    x = 2,507,928,774,670.76/1,783,120.60
  6. Step 6: Final answer
    x = 1,406,482.98

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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.