Finding the Fourth Proportional to 1,779,393.18, 2,455,550.36 and 963,578.19
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Solution
The fourth proportional to 1,779,393.18, 2,455,550.36 and 963,578.19 is: 1,329,731.28
Step by Step Solution
- Step 1: Write the proportion equation
1,779,393.18 : 2,455,550.36 = 963,578.19 : x - Step 2: Convert to fraction form
1,779,393.18/2,455,550.36 = 963,578.19/x - Step 3: Cross multiply
1,779,393.18x = 2,455,550.36 × 963,578.19 - Step 4: Simplify right side
1,779,393.18x = 2,366,114,768,648.42 - Step 5: Solve for x
x = 2,366,114,768,648.42/1,779,393.18 - Step 6: Final answer
x = 1,329,731.28
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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.