Finding the Fourth Proportional to 5,393,289.98, 7,442,690.99 and 2,945,900.63
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Solution
The fourth proportional to 5,393,289.98, 7,442,690.99 and 2,945,900.63 is: 4,065,316.00
Step by Step Solution
- Step 1: Write the proportion equation
5,393,289.98 : 7,442,690.99 = 2,945,900.63 : x - Step 2: Convert to fraction form
5,393,289.98/7,442,690.99 = 2,945,900.63/x - Step 3: Cross multiply
5,393,289.98x = 7,442,690.99 × 2,945,900.63 - Step 4: Simplify right side
5,393,289.98x = 21,925,428,024,393.37 - Step 5: Solve for x
x = 21,925,428,024,393.37/5,393,289.98 - Step 6: Final answer
x = 4,065,316.00
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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.