Finding the Fourth Proportional to 1,698,842.53, 2,344,403.01 and 934,896.09
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Solution
The fourth proportional to 1,698,842.53, 2,344,403.01 and 934,896.09 is: 1,290,156.78
Step by Step Solution
- Step 1: Write the proportion equation
1,698,842.53 : 2,344,403.01 = 934,896.09 : x - Step 2: Convert to fraction form
1,698,842.53/2,344,403.01 = 934,896.09/x - Step 3: Cross multiply
1,698,842.53x = 2,344,403.01 × 934,896.09 - Step 4: Simplify right side
1,698,842.53x = 2,191,773,207,433.23 - Step 5: Solve for x
x = 2,191,773,207,433.23/1,698,842.53 - Step 6: Final answer
x = 1,290,156.78
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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.