Finding the Fourth Proportional to 5,169,739.26, 7,751,017.86 and 2,289,536.58
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Solution
The fourth proportional to 5,169,739.26, 7,751,017.86 and 2,289,536.58 is: 3,432,714.50
Step by Step Solution
- Step 1: Write the proportion equation
5,169,739.26 : 7,751,017.86 = 2,289,536.58 : x - Step 2: Convert to fraction form
5,169,739.26/7,751,017.86 = 2,289,536.58/x - Step 3: Cross multiply
5,169,739.26x = 7,751,017.86 × 2,289,536.58 - Step 4: Simplify right side
5,169,739.26x = 17,746,238,922,703.32 - Step 5: Solve for x
x = 17,746,238,922,703.32/5,169,739.26 - Step 6: Final answer
x = 3,432,714.50
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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.