Home / 1,928,533.08-2,661,399.90-1,112,906.01

Finding the Fourth Proportional to 1,928,533.08, 2,661,399.90 and 1,112,906.01

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Solution

The fourth proportional to 1,928,533.08, 2,661,399.90 and 1,112,906.01 is: 1,535,824.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,928,533.08 : 2,661,399.90 = 1,112,906.01 : x
  2. Step 2: Convert to fraction form
    1,928,533.08/2,661,399.90 = 1,112,906.01/x
  3. Step 3: Cross multiply
    1,928,533.08x = 2,661,399.90 × 1,112,906.01
  4. Step 4: Simplify right side
    1,928,533.08x = 2,961,887,943,723.40
  5. Step 5: Solve for x
    x = 2,961,887,943,723.40/1,928,533.08
  6. Step 6: Final answer
    x = 1,535,824.29

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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.