Home / 1,928,896.70-2,662,040.40-1,069,733.75

Finding the Fourth Proportional to 1,928,896.70, 2,662,040.40 and 1,069,733.75

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Solution

The fourth proportional to 1,928,896.70, 2,662,040.40 and 1,069,733.75 is: 1,476,322.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,928,896.70 : 2,662,040.40 = 1,069,733.75 : x
  2. Step 2: Convert to fraction form
    1,928,896.70/2,662,040.40 = 1,069,733.75/x
  3. Step 3: Cross multiply
    1,928,896.70x = 2,662,040.40 × 1,069,733.75
  4. Step 4: Simplify right side
    1,928,896.70x = 2,847,674,459,743.50
  5. Step 5: Solve for x
    x = 2,847,674,459,743.50/1,928,896.70
  6. Step 6: Final answer
    x = 1,476,322.95

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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.