Finding the Fourth Proportional to 1,903,819.54, 2,627,306.49 and 1,168,405.11
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Solution
The fourth proportional to 1,903,819.54, 2,627,306.49 and 1,168,405.11 is: 1,612,420.85
Step by Step Solution
- Step 1: Write the proportion equation
1,903,819.54 : 2,627,306.49 = 1,168,405.11 : x - Step 2: Convert to fraction form
1,903,819.54/2,627,306.49 = 1,168,405.11/x - Step 3: Cross multiply
1,903,819.54x = 2,627,306.49 × 1,168,405.11 - Step 4: Simplify right side
1,903,819.54x = 3,069,758,328,452.16 - Step 5: Solve for x
x = 3,069,758,328,452.16/1,903,819.54 - Step 6: Final answer
x = 1,612,420.85
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.