Home / 1,667,351.94-2,300,947.21-903,405.50

Finding the Fourth Proportional to 1,667,351.94, 2,300,947.21 and 903,405.50

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Solution

The fourth proportional to 1,667,351.94, 2,300,947.21 and 903,405.50 is: 1,246,700.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,667,351.94 : 2,300,947.21 = 903,405.50 : x
  2. Step 2: Convert to fraction form
    1,667,351.94/2,300,947.21 = 903,405.50/x
  3. Step 3: Cross multiply
    1,667,351.94x = 2,300,947.21 × 903,405.50
  4. Step 4: Simplify right side
    1,667,351.94x = 2,078,688,370,837.90
  5. Step 5: Solve for x
    x = 2,078,688,370,837.90/1,667,351.94
  6. Step 6: Final answer
    x = 1,246,700.42

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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.