Finding the Fourth Proportional to 4,789,226.12, 7,183,581.62 and 2,357,955.61
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Solution
The fourth proportional to 4,789,226.12, 7,183,581.62 and 2,357,955.61 is: 3,536,806.61
Step by Step Solution
- Step 1: Write the proportion equation
4,789,226.12 : 7,183,581.62 = 2,357,955.61 : x - Step 2: Convert to fraction form
4,789,226.12/7,183,581.62 = 2,357,955.61/x - Step 3: Cross multiply
4,789,226.12x = 7,183,581.62 × 2,357,955.61 - Step 4: Simplify right side
4,789,226.12x = 16,938,566,604,625.73 - Step 5: Solve for x
x = 16,938,566,604,625.73/4,789,226.12 - Step 6: Final answer
x = 3,536,806.61
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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.