Finding the Fourth Proportional to 1,779,395.18, 2,455,553.12 and 963,580.18
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Solution
The fourth proportional to 1,779,395.18, 2,455,553.12 and 963,580.18 is: 1,329,734.03
Step by Step Solution
- Step 1: Write the proportion equation
1,779,395.18 : 2,455,553.12 = 963,580.18 : x - Step 2: Convert to fraction form
1,779,395.18/2,455,553.12 = 963,580.18/x - Step 3: Cross multiply
1,779,395.18x = 2,455,553.12 × 963,580.18 - Step 4: Simplify right side
1,779,395.18x = 2,366,122,317,369.16 - Step 5: Solve for x
x = 2,366,122,317,369.16/1,779,395.18 - Step 6: Final answer
x = 1,329,734.03
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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.