Finding the Fourth Proportional to 1,559,059.75, 2,151,502.59 and 880,039.99
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Solution
The fourth proportional to 1,559,059.75, 2,151,502.59 and 880,039.99 is: 1,214,455.26
Step by Step Solution
- Step 1: Write the proportion equation
1,559,059.75 : 2,151,502.59 = 880,039.99 : x - Step 2: Convert to fraction form
1,559,059.75/2,151,502.59 = 880,039.99/x - Step 3: Cross multiply
1,559,059.75x = 2,151,502.59 × 880,039.99 - Step 4: Simplify right side
1,559,059.75x = 1,893,408,317,788.57 - Step 5: Solve for x
x = 1,893,408,317,788.57/1,559,059.75 - Step 6: Final answer
x = 1,214,455.26
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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.