Finding the Fourth Proportional to 3,577,135.56, 5,358,944.35 and 2,113,817.05
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Solution
The fourth proportional to 3,577,135.56, 5,358,944.35 and 2,113,817.05 is: 3,166,731.52
Step by Step Solution
- Step 1: Write the proportion equation
3,577,135.56 : 5,358,944.35 = 2,113,817.05 : x - Step 2: Convert to fraction form
3,577,135.56/5,358,944.35 = 2,113,817.05/x - Step 3: Cross multiply
3,577,135.56x = 5,358,944.35 × 2,113,817.05 - Step 4: Simplify right side
3,577,135.56x = 11,327,827,937,031.17 - Step 5: Solve for x
x = 11,327,827,937,031.17/3,577,135.56 - Step 6: Final answer
x = 3,166,731.52
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.