Home / 1,969,569.35-2,718,026.39-1,110,129.60

Finding the Fourth Proportional to 1,969,569.35, 2,718,026.39 and 1,110,129.60

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Solution

The fourth proportional to 1,969,569.35, 2,718,026.39 and 1,110,129.60 is: 1,531,990.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,969,569.35 : 2,718,026.39 = 1,110,129.60 : x
  2. Step 2: Convert to fraction form
    1,969,569.35/2,718,026.39 = 1,110,129.60/x
  3. Step 3: Cross multiply
    1,969,569.35x = 2,718,026.39 × 1,110,129.60
  4. Step 4: Simplify right side
    1,969,569.35x = 3,017,361,549,120.14
  5. Step 5: Solve for x
    x = 3,017,361,549,120.14/1,969,569.35
  6. Step 6: Final answer
    x = 1,531,990.51

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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.