Home / 1,826,657.21-2,520,791.86-1,010,917.15

Finding the Fourth Proportional to 1,826,657.21, 2,520,791.86 and 1,010,917.15

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Solution

The fourth proportional to 1,826,657.21, 2,520,791.86 and 1,010,917.15 is: 1,395,068.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,826,657.21 : 2,520,791.86 = 1,010,917.15 : x
  2. Step 2: Convert to fraction form
    1,826,657.21/2,520,791.86 = 1,010,917.15/x
  3. Step 3: Cross multiply
    1,826,657.21x = 2,520,791.86 × 1,010,917.15
  4. Step 4: Simplify right side
    1,826,657.21x = 2,548,311,714,025.13
  5. Step 5: Solve for x
    x = 2,548,311,714,025.13/1,826,657.21
  6. Step 6: Final answer
    x = 1,395,068.38

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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.