Home / 1,871,609.25-2,582,828.54-1,012,169.50

Finding the Fourth Proportional to 1,871,609.25, 2,582,828.54 and 1,012,169.50

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Solution

The fourth proportional to 1,871,609.25, 2,582,828.54 and 1,012,169.50 is: 1,396,798.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,871,609.25 : 2,582,828.54 = 1,012,169.50 : x
  2. Step 2: Convert to fraction form
    1,871,609.25/2,582,828.54 = 1,012,169.50/x
  3. Step 3: Cross multiply
    1,871,609.25x = 2,582,828.54 × 1,012,169.50
  4. Step 4: Simplify right side
    1,871,609.25x = 2,614,260,278,723.66
  5. Step 5: Solve for x
    x = 2,614,260,278,723.66/1,871,609.25
  6. Step 6: Final answer
    x = 1,396,798.12

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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.