Finding the Fourth Proportional to 1,119,727.26, 1,545,208.86 and 629,696.63
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Solution
The fourth proportional to 1,119,727.26, 1,545,208.86 and 629,696.63 is: 868,973.04
Step by Step Solution
- Step 1: Write the proportion equation
1,119,727.26 : 1,545,208.86 = 629,696.63 : x - Step 2: Convert to fraction form
1,119,727.26/1,545,208.86 = 629,696.63/x - Step 3: Cross multiply
1,119,727.26x = 1,545,208.86 × 629,696.63 - Step 4: Simplify right side
1,119,727.26x = 973,012,800,913.61 - Step 5: Solve for x
x = 973,012,800,913.61/1,119,727.26 - Step 6: Final answer
x = 868,973.04
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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.