Finding the Fourth Proportional to 1,599,558.16, 2,207,404.98 and 911,219.82
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Solution
The fourth proportional to 1,599,558.16, 2,207,404.98 and 911,219.82 is: 1,257,491.74
Step by Step Solution
- Step 1: Write the proportion equation
1,599,558.16 : 2,207,404.98 = 911,219.82 : x - Step 2: Convert to fraction form
1,599,558.16/2,207,404.98 = 911,219.82/x - Step 3: Cross multiply
1,599,558.16x = 2,207,404.98 × 911,219.82 - Step 4: Simplify right side
1,599,558.16x = 2,011,431,168,542.70 - Step 5: Solve for x
x = 2,011,431,168,542.70/1,599,558.16 - Step 6: Final answer
x = 1,257,491.74
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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.