Finding the Fourth Proportional to 1,779,394.18, 2,455,551.74 and 963,579.19
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Solution
The fourth proportional to 1,779,394.18, 2,455,551.74 and 963,579.19 is: 1,329,732.66
Step by Step Solution
- Step 1: Write the proportion equation
1,779,394.18 : 2,455,551.74 = 963,579.19 : x - Step 2: Convert to fraction form
1,779,394.18/2,455,551.74 = 963,579.19/x - Step 3: Cross multiply
1,779,394.18x = 2,455,551.74 × 963,579.19 - Step 4: Simplify right side
1,779,394.18x = 2,366,118,556,632.29 - Step 5: Solve for x
x = 2,366,118,556,632.29/1,779,394.18 - Step 6: Final answer
x = 1,329,732.66
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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.