Finding the Fourth Proportional to 2,543,459.96, 3,818,427.33 and 1,648,646.08
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Solution
The fourth proportional to 2,543,459.96, 3,818,427.33 and 1,648,646.08 is: 2,475,067.56
Step by Step Solution
- Step 1: Write the proportion equation
2,543,459.96 : 3,818,427.33 = 1,648,646.08 : x - Step 2: Convert to fraction form
2,543,459.96/3,818,427.33 = 1,648,646.08/x - Step 3: Cross multiply
2,543,459.96x = 3,818,427.33 × 1,648,646.08 - Step 4: Simplify right side
2,543,459.96x = 6,295,235,249,369.37 - Step 5: Solve for x
x = 6,295,235,249,369.37/2,543,459.96 - Step 6: Final answer
x = 2,475,067.56
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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.