Home / 1,871,961.16-2,583,087.96-1,056,177.76

Finding the Fourth Proportional to 1,871,961.16, 2,583,087.96 and 1,056,177.76

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Solution

The fourth proportional to 1,871,961.16, 2,583,087.96 and 1,056,177.76 is: 1,457,402.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,871,961.16 : 2,583,087.96 = 1,056,177.76 : x
  2. Step 2: Convert to fraction form
    1,871,961.16/2,583,087.96 = 1,056,177.76/x
  3. Step 3: Cross multiply
    1,871,961.16x = 2,583,087.96 × 1,056,177.76
  4. Step 4: Simplify right side
    1,871,961.16x = 2,728,200,055,475.77
  5. Step 5: Solve for x
    x = 2,728,200,055,475.77/1,871,961.16
  6. Step 6: Final answer
    x = 1,457,402.06

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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.