Finding the Fourth Proportional to 1,010,522.53, 1,514,887.20 and 370,679.09
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Solution
The fourth proportional to 1,010,522.53, 1,514,887.20 and 370,679.09 is: 555,689.75
Step by Step Solution
- Step 1: Write the proportion equation
1,010,522.53 : 1,514,887.20 = 370,679.09 : x - Step 2: Convert to fraction form
1,010,522.53/1,514,887.20 = 370,679.09/x - Step 3: Cross multiply
1,010,522.53x = 1,514,887.20 × 370,679.09 - Step 4: Simplify right side
1,010,522.53x = 561,537,007,043.89 - Step 5: Solve for x
x = 561,537,007,043.89/1,010,522.53 - Step 6: Final answer
x = 555,689.75
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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.