Home / 1,949,019.51-2,922,198.84-1,038,338.13

Finding the Fourth Proportional to 1,949,019.51, 2,922,198.84 and 1,038,338.13

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Solution

The fourth proportional to 1,949,019.51, 2,922,198.84 and 1,038,338.13 is: 1,556,798.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,949,019.51 : 2,922,198.84 = 1,038,338.13 : x
  2. Step 2: Convert to fraction form
    1,949,019.51/2,922,198.84 = 1,038,338.13/x
  3. Step 3: Cross multiply
    1,949,019.51x = 2,922,198.84 × 1,038,338.13
  4. Step 4: Simplify right side
    1,949,019.51x = 3,034,230,479,013.77
  5. Step 5: Solve for x
    x = 3,034,230,479,013.77/1,949,019.51
  6. Step 6: Final answer
    x = 1,556,798.41

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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.