Finding the Fourth Proportional to 1,717,038.90, 2,369,522.84 and 1,072,832.67
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Solution
The fourth proportional to 1,717,038.90, 2,369,522.84 and 1,072,832.67 is: 1,480,514.80
Step by Step Solution
- Step 1: Write the proportion equation
1,717,038.90 : 2,369,522.84 = 1,072,832.67 : x - Step 2: Convert to fraction form
1,717,038.90/2,369,522.84 = 1,072,832.67/x - Step 3: Cross multiply
1,717,038.90x = 2,369,522.84 × 1,072,832.67 - Step 4: Simplify right side
1,717,038.90x = 2,542,101,509,699.02 - Step 5: Solve for x
x = 2,542,101,509,699.02/1,717,038.90 - Step 6: Final answer
x = 1,480,514.80
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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.