Finding the Fourth Proportional to 4,545,211.09, 6,818,899.19 and 1,705,347.85
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Solution
The fourth proportional to 4,545,211.09, 6,818,899.19 and 1,705,347.85 is: 2,558,427.95
Step by Step Solution
- Step 1: Write the proportion equation
4,545,211.09 : 6,818,899.19 = 1,705,347.85 : x - Step 2: Convert to fraction form
4,545,211.09/6,818,899.19 = 1,705,347.85/x - Step 3: Cross multiply
4,545,211.09x = 6,818,899.19 × 1,705,347.85 - Step 4: Simplify right side
4,545,211.09x = 11,628,595,073,033.24 - Step 5: Solve for x
x = 11,628,595,073,033.24/4,545,211.09 - Step 6: Final answer
x = 2,558,427.95
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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.