Finding the Fourth Proportional to 1,779,396.18, 2,455,554.51 and 963,581.19
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Solution
The fourth proportional to 1,779,396.18, 2,455,554.51 and 963,581.19 is: 1,329,735.43
Step by Step Solution
- Step 1: Write the proportion equation
1,779,396.18 : 2,455,554.51 = 963,581.19 : x - Step 2: Convert to fraction form
1,779,396.18/2,455,554.51 = 963,581.19/x - Step 3: Cross multiply
1,779,396.18x = 2,455,554.51 × 963,581.19 - Step 4: Simplify right side
1,779,396.18x = 2,366,126,136,855.67 - Step 5: Solve for x
x = 2,366,126,136,855.67/1,779,396.18 - Step 6: Final answer
x = 1,329,735.43
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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.