Home / 1,871,610.94-2,582,830.87-1,012,171.21

Finding the Fourth Proportional to 1,871,610.94, 2,582,830.87 and 1,012,171.21

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Solution

The fourth proportional to 1,871,610.94, 2,582,830.87 and 1,012,171.21 is: 1,396,800.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,871,610.94 : 2,582,830.87 = 1,012,171.21 : x
  2. Step 2: Convert to fraction form
    1,871,610.94/2,582,830.87 = 1,012,171.21/x
  3. Step 3: Cross multiply
    1,871,610.94x = 2,582,830.87 × 1,012,171.21
  4. Step 4: Simplify right side
    1,871,610.94x = 2,614,267,037,925.75
  5. Step 5: Solve for x
    x = 2,614,267,037,925.75/1,871,610.94
  6. Step 6: Final answer
    x = 1,396,800.47

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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.