Home / 1,879,556.39-2,593,788.93-1,020,116.66

Finding the Fourth Proportional to 1,879,556.39, 2,593,788.93 and 1,020,116.66

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Solution

The fourth proportional to 1,879,556.39, 2,593,788.93 and 1,020,116.66 is: 1,407,761.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,879,556.39 : 2,593,788.93 = 1,020,116.66 : x
  2. Step 2: Convert to fraction form
    1,879,556.39/2,593,788.93 = 1,020,116.66/x
  3. Step 3: Cross multiply
    1,879,556.39x = 2,593,788.93 × 1,020,116.66
  4. Step 4: Simplify right side
    1,879,556.39x = 2,645,967,287,047.63
  5. Step 5: Solve for x
    x = 2,645,967,287,047.63/1,879,556.39
  6. Step 6: Final answer
    x = 1,407,761.59

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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.