Home / 2,011,392.81-2,775,821.85-1,247,692.41

Finding the Fourth Proportional to 2,011,392.81, 2,775,821.85 and 1,247,692.41

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Solution

The fourth proportional to 2,011,392.81, 2,775,821.85 and 1,247,692.41 is: 1,721,877.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,011,392.81 : 2,775,821.85 = 1,247,692.41 : x
  2. Step 2: Convert to fraction form
    2,011,392.81/2,775,821.85 = 1,247,692.41/x
  3. Step 3: Cross multiply
    2,011,392.81x = 2,775,821.85 × 1,247,692.41
  4. Step 4: Simplify right side
    2,011,392.81x = 3,463,371,853,757.16
  5. Step 5: Solve for x
    x = 3,463,371,853,757.16/2,011,392.81
  6. Step 6: Final answer
    x = 1,721,877.42

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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.