Home / 1,944,003.80-2,916,005.70-1,636,074.20

Finding the Fourth Proportional to 1,944,003.80, 2,916,005.70 and 1,636,074.20

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Solution

The fourth proportional to 1,944,003.80, 2,916,005.70 and 1,636,074.20 is: 2,454,111.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,944,003.80 : 2,916,005.70 = 1,636,074.20 : x
  2. Step 2: Convert to fraction form
    1,944,003.80/2,916,005.70 = 1,636,074.20/x
  3. Step 3: Cross multiply
    1,944,003.80x = 2,916,005.70 × 1,636,074.20
  4. Step 4: Simplify right side
    1,944,003.80x = 4,770,801,692,822.94
  5. Step 5: Solve for x
    x = 4,770,801,692,822.94/1,944,003.80
  6. Step 6: Final answer
    x = 2,454,111.30

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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.