Home / 1,879,427.52-2,593,629.36-1,019,995.20

Finding the Fourth Proportional to 1,879,427.52, 2,593,629.36 and 1,019,995.20

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Solution

The fourth proportional to 1,879,427.52, 2,593,629.36 and 1,019,995.20 is: 1,407,603.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,879,427.52 : 2,593,629.36 = 1,019,995.20 : x
  2. Step 2: Convert to fraction form
    1,879,427.52/2,593,629.36 = 1,019,995.20/x
  3. Step 3: Cross multiply
    1,879,427.52x = 2,593,629.36 × 1,019,995.20
  4. Step 4: Simplify right side
    1,879,427.52x = 2,645,489,497,779.07
  5. Step 5: Solve for x
    x = 2,645,489,497,779.07/1,879,427.52
  6. Step 6: Final answer
    x = 1,407,603.90

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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.