Finding the Fourth Proportional to 1,888,346.19, 2,834,988.57 and 1,121,244.60
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Solution
The fourth proportional to 1,888,346.19, 2,834,988.57 and 1,121,244.60 is: 1,683,333.09
Step by Step Solution
- Step 1: Write the proportion equation
1,888,346.19 : 2,834,988.57 = 1,121,244.60 : x - Step 2: Convert to fraction form
1,888,346.19/2,834,988.57 = 1,121,244.60/x - Step 3: Cross multiply
1,888,346.19x = 2,834,988.57 × 1,121,244.60 - Step 4: Simplify right side
1,888,346.19x = 3,178,715,625,174.22 - Step 5: Solve for x
x = 3,178,715,625,174.22/1,888,346.19 - Step 6: Final answer
x = 1,683,333.09
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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.