Home / 1,871,609.32-2,582,828.64-1,012,169.57

Finding the Fourth Proportional to 1,871,609.32, 2,582,828.64 and 1,012,169.57

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Solution

The fourth proportional to 1,871,609.32, 2,582,828.64 and 1,012,169.57 is: 1,396,798.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,871,609.32 : 2,582,828.64 = 1,012,169.57 : x
  2. Step 2: Convert to fraction form
    1,871,609.32/2,582,828.64 = 1,012,169.57/x
  3. Step 3: Cross multiply
    1,871,609.32x = 2,582,828.64 × 1,012,169.57
  4. Step 4: Simplify right side
    1,871,609.32x = 2,614,260,560,389.56
  5. Step 5: Solve for x
    x = 2,614,260,560,389.56/1,871,609.32
  6. Step 6: Final answer
    x = 1,396,798.22

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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.