Home / 2,089,616.58-2,883,701.39-1,218,427.56

Finding the Fourth Proportional to 2,089,616.58, 2,883,701.39 and 1,218,427.56

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Solution

The fourth proportional to 2,089,616.58, 2,883,701.39 and 1,218,427.56 is: 1,681,447.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,089,616.58 : 2,883,701.39 = 1,218,427.56 : x
  2. Step 2: Convert to fraction form
    2,089,616.58/2,883,701.39 = 1,218,427.56/x
  3. Step 3: Cross multiply
    2,089,616.58x = 2,883,701.39 × 1,218,427.56
  4. Step 4: Simplify right side
    2,089,616.58x = 3,513,581,242,294.17
  5. Step 5: Solve for x
    x = 3,513,581,242,294.17/2,089,616.58
  6. Step 6: Final answer
    x = 1,681,447.82

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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.