Home / 1,871,631.96-2,582,859.84-1,012,192.20

Finding the Fourth Proportional to 1,871,631.96, 2,582,859.84 and 1,012,192.20

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Solution

The fourth proportional to 1,871,631.96, 2,582,859.84 and 1,012,192.20 is: 1,396,829.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,871,631.96 : 2,582,859.84 = 1,012,192.20 : x
  2. Step 2: Convert to fraction form
    1,871,631.96/2,582,859.84 = 1,012,192.20/x
  3. Step 3: Cross multiply
    1,871,631.96x = 2,582,859.84 × 1,012,192.20
  4. Step 4: Simplify right side
    1,871,631.96x = 2,614,350,583,741.25
  5. Step 5: Solve for x
    x = 2,614,350,583,741.25/1,871,631.96
  6. Step 6: Final answer
    x = 1,396,829.42

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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.