Finding the Fourth Proportional to 1,779,135.57, 2,455,203.42 and 963,339
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Solution
The fourth proportional to 1,779,135.57, 2,455,203.42 and 963,339 is: 1,329,405.83
Step by Step Solution
- Step 1: Write the proportion equation
1,779,135.57 : 2,455,203.42 = 963,339 : x - Step 2: Convert to fraction form
1,779,135.57/2,455,203.42 = 963,339/x - Step 3: Cross multiply
1,779,135.57x = 2,455,203.42 × 963,339 - Step 4: Simplify right side
1,779,135.57x = 2,365,193,207,419.38 - Step 5: Solve for x
x = 2,365,193,207,419.38/1,779,135.57 - Step 6: Final answer
x = 1,329,405.83
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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.