Finding the Fourth Proportional to 4,698,863.87, 7,049,177.89 and 1,503,131.99
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Solution
The fourth proportional to 4,698,863.87, 7,049,177.89 and 1,503,131.99 is: 2,254,980.15
Step by Step Solution
- Step 1: Write the proportion equation
4,698,863.87 : 7,049,177.89 = 1,503,131.99 : x - Step 2: Convert to fraction form
4,698,863.87/7,049,177.89 = 1,503,131.99/x - Step 3: Cross multiply
4,698,863.87x = 7,049,177.89 × 1,503,131.99 - Step 4: Simplify right side
4,698,863.87x = 10,595,844,750,655.98 - Step 5: Solve for x
x = 10,595,844,750,655.98/4,698,863.87 - Step 6: Final answer
x = 2,254,980.15
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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.