Home / 2,793,713.80-4,190,570.70-1,943,408.20

Finding the Fourth Proportional to 2,793,713.80, 4,190,570.70 and 1,943,408.20

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Solution

The fourth proportional to 2,793,713.80, 4,190,570.70 and 1,943,408.20 is: 2,915,112.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,793,713.80 : 4,190,570.70 = 1,943,408.20 : x
  2. Step 2: Convert to fraction form
    2,793,713.80/4,190,570.70 = 1,943,408.20/x
  3. Step 3: Cross multiply
    2,793,713.80x = 4,190,570.70 × 1,943,408.20
  4. Step 4: Simplify right side
    2,793,713.80x = 8,143,989,461,059.74
  5. Step 5: Solve for x
    x = 8,143,989,461,059.74/2,793,713.80
  6. Step 6: Final answer
    x = 2,915,112.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.