Home / 1,905,771.57-2,629,969.92-1,046,387.49

Finding the Fourth Proportional to 1,905,771.57, 2,629,969.92 and 1,046,387.49

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Solution

The fourth proportional to 1,905,771.57, 2,629,969.92 and 1,046,387.49 is: 1,444,017.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,905,771.57 : 2,629,969.92 = 1,046,387.49 : x
  2. Step 2: Convert to fraction form
    1,905,771.57/2,629,969.92 = 1,046,387.49/x
  3. Step 3: Cross multiply
    1,905,771.57x = 2,629,969.92 × 1,046,387.49
  4. Step 4: Simplify right side
    1,905,771.57x = 2,751,967,623,364.30
  5. Step 5: Solve for x
    x = 2,751,967,623,364.30/1,905,771.57
  6. Step 6: Final answer
    x = 1,444,017.57

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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.