Finding the Fourth Proportional to 1,369,283.67, 2,055,106.49 and 528,425.91
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Solution
The fourth proportional to 1,369,283.67, 2,055,106.49 and 528,425.91 is: 793,094.62
Step by Step Solution
- Step 1: Write the proportion equation
1,369,283.67 : 2,055,106.49 = 528,425.91 : x - Step 2: Convert to fraction form
1,369,283.67/2,055,106.49 = 528,425.91/x - Step 3: Cross multiply
1,369,283.67x = 2,055,106.49 × 528,425.91 - Step 4: Simplify right side
1,369,283.67x = 1,085,971,514,483.03 - Step 5: Solve for x
x = 1,085,971,514,483.03/1,369,283.67 - Step 6: Final answer
x = 793,094.62
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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.