Finding the Fourth Proportional to 1,155,353.47, 1,733,881.49 and 548,143.99
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Solution
The fourth proportional to 1,155,353.47, 1,733,881.49 and 548,143.99 is: 822,619.87
Step by Step Solution
- Step 1: Write the proportion equation
1,155,353.47 : 1,733,881.49 = 548,143.99 : x - Step 2: Convert to fraction form
1,155,353.47/1,733,881.49 = 548,143.99/x - Step 3: Cross multiply
1,155,353.47x = 1,733,881.49 × 548,143.99 - Step 4: Simplify right side
1,155,353.47x = 950,416,718,115.75 - Step 5: Solve for x
x = 950,416,718,115.75/1,155,353.47 - Step 6: Final answer
x = 822,619.87
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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.