Finding the Fourth Proportional to 1,259,154.48, 1,888,039.17 and 860,245.68
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Solution
The fourth proportional to 1,259,154.48, 1,888,039.17 and 860,245.68 is: 1,289,895.37
Step by Step Solution
- Step 1: Write the proportion equation
1,259,154.48 : 1,888,039.17 = 860,245.68 : x - Step 2: Convert to fraction form
1,259,154.48/1,888,039.17 = 860,245.68/x - Step 3: Cross multiply
1,259,154.48x = 1,888,039.17 × 860,245.68 - Step 4: Simplify right side
1,259,154.48x = 1,624,177,539,663.29 - Step 5: Solve for x
x = 1,624,177,539,663.29/1,259,154.48 - Step 6: Final answer
x = 1,289,895.37
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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.