Finding the Fourth Proportional to 4,130,943.06, 5,699,067.96 and 2,388,292.26
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Solution
The fourth proportional to 4,130,943.06, 5,699,067.96 and 2,388,292.26 is: 3,294,898.94
Step by Step Solution
- Step 1: Write the proportion equation
4,130,943.06 : 5,699,067.96 = 2,388,292.26 : x - Step 2: Convert to fraction form
4,130,943.06/5,699,067.96 = 2,388,292.26/x - Step 3: Cross multiply
4,130,943.06x = 5,699,067.96 × 2,388,292.26 - Step 4: Simplify right side
4,130,943.06x = 13,611,039,898,081.99 - Step 5: Solve for x
x = 13,611,039,898,081.99/4,130,943.06 - Step 6: Final answer
x = 3,294,898.94
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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.