Finding the Fourth Proportional to 1,324,588.17, 1,987,178.55 and 483,139.92
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Solution
The fourth proportional to 1,324,588.17, 1,987,178.55 and 483,139.92 is: 724,817.95
Step by Step Solution
- Step 1: Write the proportion equation
1,324,588.17 : 1,987,178.55 = 483,139.92 : x - Step 2: Convert to fraction form
1,324,588.17/1,987,178.55 = 483,139.92/x - Step 3: Cross multiply
1,324,588.17x = 1,987,178.55 × 483,139.92 - Step 4: Simplify right side
1,324,588.17x = 960,085,283,257.02 - Step 5: Solve for x
x = 960,085,283,257.02/1,324,588.17 - Step 6: Final answer
x = 724,817.95
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.