Home / 1,879,261.67-2,593,382.79-1,019,821.93

Finding the Fourth Proportional to 1,879,261.67, 2,593,382.79 and 1,019,821.93

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Solution

The fourth proportional to 1,879,261.67, 2,593,382.79 and 1,019,821.93 is: 1,407,355.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,879,261.67 : 2,593,382.79 = 1,019,821.93 : x
  2. Step 2: Convert to fraction form
    1,879,261.67/2,593,382.79 = 1,019,821.93/x
  3. Step 3: Cross multiply
    1,879,261.67x = 2,593,382.79 × 1,019,821.93
  4. Step 4: Simplify right side
    1,879,261.67x = 2,644,788,639,467.46
  5. Step 5: Solve for x
    x = 2,644,788,639,467.46/1,879,261.67
  6. Step 6: Final answer
    x = 1,407,355.17

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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.