Home / 2,077,518.23-2,846,186.70-1,999,828.78

Finding the Fourth Proportional to 2,077,518.23, 2,846,186.70 and 1,999,828.78

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Solution

The fourth proportional to 2,077,518.23, 2,846,186.70 and 1,999,828.78 is: 2,739,752.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,077,518.23 : 2,846,186.70 = 1,999,828.78 : x
  2. Step 2: Convert to fraction form
    2,077,518.23/2,846,186.70 = 1,999,828.78/x
  3. Step 3: Cross multiply
    2,077,518.23x = 2,846,186.70 × 1,999,828.78
  4. Step 4: Simplify right side
    2,077,518.23x = 5,691,886,075,913.23
  5. Step 5: Solve for x
    x = 5,691,886,075,913.23/2,077,518.23
  6. Step 6: Final answer
    x = 2,739,752.65

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.