Home / 1,871,656.45-2,582,257.79-1,526,896.40

Finding the Fourth Proportional to 1,871,656.45, 2,582,257.79 and 1,526,896.40

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Solution

The fourth proportional to 1,871,656.45, 2,582,257.79 and 1,526,896.40 is: 2,106,604.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,871,656.45 : 2,582,257.79 = 1,526,896.40 : x
  2. Step 2: Convert to fraction form
    1,871,656.45/2,582,257.79 = 1,526,896.40/x
  3. Step 3: Cross multiply
    1,871,656.45x = 2,582,257.79 × 1,526,896.40
  4. Step 4: Simplify right side
    1,871,656.45x = 3,942,840,114,328.91
  5. Step 5: Solve for x
    x = 3,942,840,114,328.91/1,871,656.45
  6. Step 6: Final answer
    x = 2,106,604.62

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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.