Home / 1,871,532.51-2,582,720.78-1,012,098.75

Finding the Fourth Proportional to 1,871,532.51, 2,582,720.78 and 1,012,098.75

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Solution

The fourth proportional to 1,871,532.51, 2,582,720.78 and 1,012,098.75 is: 1,396,699.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,871,532.51 : 2,582,720.78 = 1,012,098.75 : x
  2. Step 2: Convert to fraction form
    1,871,532.51/2,582,720.78 = 1,012,098.75/x
  3. Step 3: Cross multiply
    1,871,532.51x = 2,582,720.78 × 1,012,098.75
  4. Step 4: Simplify right side
    1,871,532.51x = 2,613,968,467,976.53
  5. Step 5: Solve for x
    x = 2,613,968,467,976.53/1,871,532.51
  6. Step 6: Final answer
    x = 1,396,699.47

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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.