Finding the Fourth Proportional to 2,030,334.19, 2,801,861.18 and 1,124,916.19
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Solution
The fourth proportional to 2,030,334.19, 2,801,861.18 and 1,124,916.19 is: 1,552,384.34
Step by Step Solution
- Step 1: Write the proportion equation
2,030,334.19 : 2,801,861.18 = 1,124,916.19 : x - Step 2: Convert to fraction form
2,030,334.19/2,801,861.18 = 1,124,916.19/x - Step 3: Cross multiply
2,030,334.19x = 2,801,861.18 × 1,124,916.19 - Step 4: Simplify right side
2,030,334.19x = 3,151,858,995,103.71 - Step 5: Solve for x
x = 3,151,858,995,103.71/2,030,334.19 - Step 6: Final answer
x = 1,552,384.34
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1.5x scale
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.