Finding the Fourth Proportional to 2,487,420.12, 3,731,246.82 and 804,654.84
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Solution
The fourth proportional to 2,487,420.12, 3,731,246.82 and 804,654.84 is: 1,207,019.99
Step by Step Solution
- Step 1: Write the proportion equation
2,487,420.12 : 3,731,246.82 = 804,654.84 : x - Step 2: Convert to fraction form
2,487,420.12/3,731,246.82 = 804,654.84/x - Step 3: Cross multiply
2,487,420.12x = 3,731,246.82 × 804,654.84 - Step 4: Simplify right side
2,487,420.12x = 3,002,365,812,947.61 - Step 5: Solve for x
x = 3,002,365,812,947.61/2,487,420.12 - Step 6: Final answer
x = 1,207,019.99
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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.