Home / 1,871,309.98-2,582,405.97-1,011,868.19

Finding the Fourth Proportional to 1,871,309.98, 2,582,405.97 and 1,011,868.19

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Solution

The fourth proportional to 1,871,309.98, 2,582,405.97 and 1,011,868.19 is: 1,396,377.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,871,309.98 : 2,582,405.97 = 1,011,868.19 : x
  2. Step 2: Convert to fraction form
    1,871,309.98/2,582,405.97 = 1,011,868.19/x
  3. Step 3: Cross multiply
    1,871,309.98x = 2,582,405.97 × 1,011,868.19
  4. Step 4: Simplify right side
    1,871,309.98x = 2,613,054,458,506.82
  5. Step 5: Solve for x
    x = 2,613,054,458,506.82/1,871,309.98
  6. Step 6: Final answer
    x = 1,396,377.13

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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.