Finding the Fourth Proportional to 1,580,943.18, 2,369,961.68 and 569,817.68
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Solution
The fourth proportional to 1,580,943.18, 2,369,961.68 and 569,817.68 is: 854,202.78
Step by Step Solution
- Step 1: Write the proportion equation
1,580,943.18 : 2,369,961.68 = 569,817.68 : x - Step 2: Convert to fraction form
1,580,943.18/2,369,961.68 = 569,817.68/x - Step 3: Cross multiply
1,580,943.18x = 2,369,961.68 × 569,817.68 - Step 4: Simplify right side
1,580,943.18x = 1,350,446,051,487.61 - Step 5: Solve for x
x = 1,350,446,051,487.61/1,580,943.18 - Step 6: Final answer
x = 854,202.78
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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.