Home / 1,879,269.97-2,593,394.15-1,019,830.21

Finding the Fourth Proportional to 1,879,269.97, 2,593,394.15 and 1,019,830.21

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Solution

The fourth proportional to 1,879,269.97, 2,593,394.15 and 1,019,830.21 is: 1,407,366.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,879,269.97 : 2,593,394.15 = 1,019,830.21 : x
  2. Step 2: Convert to fraction form
    1,879,269.97/2,593,394.15 = 1,019,830.21/x
  3. Step 3: Cross multiply
    1,879,269.97x = 2,593,394.15 × 1,019,830.21
  4. Step 4: Simplify right side
    1,879,269.97x = 2,644,821,695,508.12
  5. Step 5: Solve for x
    x = 2,644,821,695,508.12/1,879,269.97
  6. Step 6: Final answer
    x = 1,407,366.55

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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.