Finding the Fourth Proportional to 4,724,132.63, 7,075,545.09 and 2,194,464.47
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Solution
The fourth proportional to 4,724,132.63, 7,075,545.09 and 2,194,464.47 is: 3,286,747.75
Step by Step Solution
- Step 1: Write the proportion equation
4,724,132.63 : 7,075,545.09 = 2,194,464.47 : x - Step 2: Convert to fraction form
4,724,132.63/7,075,545.09 = 2,194,464.47/x - Step 3: Cross multiply
4,724,132.63x = 7,075,545.09 × 2,194,464.47 - Step 4: Simplify right side
4,724,132.63x = 15,527,032,305,887.95 - Step 5: Solve for x
x = 15,527,032,305,887.95/4,724,132.63 - Step 6: Final answer
x = 3,286,747.75
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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.