Home / 1,940,705.80-2,911,058.70-1,100,897.80

Finding the Fourth Proportional to 1,940,705.80, 2,911,058.70 and 1,100,897.80

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Solution

The fourth proportional to 1,940,705.80, 2,911,058.70 and 1,100,897.80 is: 1,651,346.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,940,705.80 : 2,911,058.70 = 1,100,897.80 : x
  2. Step 2: Convert to fraction form
    1,940,705.80/2,911,058.70 = 1,100,897.80/x
  3. Step 3: Cross multiply
    1,940,705.80x = 2,911,058.70 × 1,100,897.80
  4. Step 4: Simplify right side
    1,940,705.80x = 3,204,778,118,500.86
  5. Step 5: Solve for x
    x = 3,204,778,118,500.86/1,940,705.80
  6. Step 6: Final answer
    x = 1,651,346.70

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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.