Home / 1,943,139.88-2,681,596.02-1,083,736.36

Finding the Fourth Proportional to 1,943,139.88, 2,681,596.02 and 1,083,736.36

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Solution

The fourth proportional to 1,943,139.88, 2,681,596.02 and 1,083,736.36 is: 1,495,591.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,943,139.88 : 2,681,596.02 = 1,083,736.36 : x
  2. Step 2: Convert to fraction form
    1,943,139.88/2,681,596.02 = 1,083,736.36/x
  3. Step 3: Cross multiply
    1,943,139.88x = 2,681,596.02 × 1,083,736.36
  4. Step 4: Simplify right side
    1,943,139.88x = 2,906,143,109,705.29
  5. Step 5: Solve for x
    x = 2,906,143,109,705.29/1,943,139.88
  6. Step 6: Final answer
    x = 1,495,591.31

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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.