Finding the Fourth Proportional to 3,011,688.95, 4,156,202.97 and 1,635,090.62
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Solution
The fourth proportional to 3,011,688.95, 4,156,202.97 and 1,635,090.62 is: 2,256,464.26
Step by Step Solution
- Step 1: Write the proportion equation
3,011,688.95 : 4,156,202.97 = 1,635,090.62 : x - Step 2: Convert to fraction form
3,011,688.95/4,156,202.97 = 1,635,090.62/x - Step 3: Cross multiply
3,011,688.95x = 4,156,202.97 × 1,635,090.62 - Step 4: Simplify right side
3,011,688.95x = 6,795,768,470,282.13 - Step 5: Solve for x
x = 6,795,768,470,282.13/3,011,688.95 - Step 6: Final answer
x = 2,256,464.26
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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.