Finding the Fourth Proportional to 1,888,369.48, 2,833,391.47 and 989,597.53
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Solution
The fourth proportional to 1,888,369.48, 2,833,391.47 and 989,597.53 is: 1,484,835.05
Step by Step Solution
- Step 1: Write the proportion equation
1,888,369.48 : 2,833,391.47 = 989,597.53 : x - Step 2: Convert to fraction form
1,888,369.48/2,833,391.47 = 989,597.53/x - Step 3: Cross multiply
1,888,369.48x = 2,833,391.47 × 989,597.53 - Step 4: Simplify right side
1,888,369.48x = 2,803,917,192,406.05 - Step 5: Solve for x
x = 2,803,917,192,406.05/1,888,369.48 - Step 6: Final answer
x = 1,484,835.05
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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.