Home / 1,928,896.20-2,662,039.71-1,069,733.25

Finding the Fourth Proportional to 1,928,896.20, 2,662,039.71 and 1,069,733.25

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Solution

The fourth proportional to 1,928,896.20, 2,662,039.71 and 1,069,733.25 is: 1,476,322.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,928,896.20 : 2,662,039.71 = 1,069,733.25 : x
  2. Step 2: Convert to fraction form
    1,928,896.20/2,662,039.71 = 1,069,733.25/x
  3. Step 3: Cross multiply
    1,928,896.20x = 2,662,039.71 × 1,069,733.25
  4. Step 4: Simplify right side
    1,928,896.20x = 2,847,672,390,607.36
  5. Step 5: Solve for x
    x = 2,847,672,390,607.36/1,928,896.20
  6. Step 6: Final answer
    x = 1,476,322.26

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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.