Finding the Fourth Proportional to 1,283,360.18, 1,771,195.33 and 732,211.58
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Solution
The fourth proportional to 1,283,360.18, 1,771,195.33 and 732,211.58 is: 1,010,542.28
Step by Step Solution
- Step 1: Write the proportion equation
1,283,360.18 : 1,771,195.33 = 732,211.58 : x - Step 2: Convert to fraction form
1,283,360.18/1,771,195.33 = 732,211.58/x - Step 3: Cross multiply
1,283,360.18x = 1,771,195.33 × 732,211.58 - Step 4: Simplify right side
1,283,360.18x = 1,296,889,720,381.42 - Step 5: Solve for x
x = 1,296,889,720,381.42/1,283,360.18 - Step 6: Final answer
x = 1,010,542.28
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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.