Finding the Fourth Proportional to 2,378,802.91, 3,282,751.26 and 1,291,074.51
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Solution
The fourth proportional to 2,378,802.91, 3,282,751.26 and 1,291,074.51 is: 1,781,684.58
Step by Step Solution
- Step 1: Write the proportion equation
2,378,802.91 : 3,282,751.26 = 1,291,074.51 : x - Step 2: Convert to fraction form
2,378,802.91/3,282,751.26 = 1,291,074.51/x - Step 3: Cross multiply
2,378,802.91x = 3,282,751.26 × 1,291,074.51 - Step 4: Simplify right side
2,378,802.91x = 4,238,276,458,042.63 - Step 5: Solve for x
x = 4,238,276,458,042.63/2,378,802.91 - Step 6: Final answer
x = 1,781,684.58
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.