Home / 2,011,590.31-3,020,338.19-1,256,648.71

Finding the Fourth Proportional to 2,011,590.31, 3,020,338.19 and 1,256,648.71

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Solution

The fourth proportional to 2,011,590.31, 3,020,338.19 and 1,256,648.71 is: 1,886,817.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,011,590.31 : 3,020,338.19 = 1,256,648.71 : x
  2. Step 2: Convert to fraction form
    2,011,590.31/3,020,338.19 = 1,256,648.71/x
  3. Step 3: Cross multiply
    2,011,590.31x = 3,020,338.19 × 1,256,648.71
  4. Step 4: Simplify right side
    2,011,590.31x = 3,795,504,083,943.99
  5. Step 5: Solve for x
    x = 3,795,504,083,943.99/2,011,590.31
  6. Step 6: Final answer
    x = 1,886,817.64

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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.