Home / 1,871,736.30-2,583,313.70-1,056,171.20

Finding the Fourth Proportional to 1,871,736.30, 2,583,313.70 and 1,056,171.20

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Solution

The fourth proportional to 1,871,736.30, 2,583,313.70 and 1,056,171.20 is: 1,457,695.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,871,736.30 : 2,583,313.70 = 1,056,171.20 : x
  2. Step 2: Convert to fraction form
    1,871,736.30/2,583,313.70 = 1,056,171.20/x
  3. Step 3: Cross multiply
    1,871,736.30x = 2,583,313.70 × 1,056,171.20
  4. Step 4: Simplify right side
    1,871,736.30x = 2,728,421,512,308.02
  5. Step 5: Solve for x
    x = 2,728,421,512,308.02/1,871,736.30
  6. Step 6: Final answer
    x = 1,457,695.46

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.