Finding the Fourth Proportional to 2,136,753.24, 2,948,602.67 and 1,169,696.46
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Solution
The fourth proportional to 2,136,753.24, 2,948,602.67 and 1,169,696.46 is: 1,614,117.17
Step by Step Solution
- Step 1: Write the proportion equation
2,136,753.24 : 2,948,602.67 = 1,169,696.46 : x - Step 2: Convert to fraction form
2,136,753.24/2,948,602.67 = 1,169,696.46/x - Step 3: Cross multiply
2,136,753.24x = 2,948,602.67 × 1,169,696.46 - Step 4: Simplify right side
2,136,753.24x = 3,448,970,099,197.07 - Step 5: Solve for x
x = 3,448,970,099,197.07/2,136,753.24 - Step 6: Final answer
x = 1,614,117.17
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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.