Finding the Fourth Proportional to 1,433,905.40, 2,148,266.10 and 834,375.80
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Solution
The fourth proportional to 1,433,905.40, 2,148,266.10 and 834,375.80 is: 1,250,055.44
Step by Step Solution
- Step 1: Write the proportion equation
1,433,905.40 : 2,148,266.10 = 834,375.80 : x - Step 2: Convert to fraction form
1,433,905.40/2,148,266.10 = 834,375.80/x - Step 3: Cross multiply
1,433,905.40x = 2,148,266.10 × 834,375.80 - Step 4: Simplify right side
1,433,905.40x = 1,792,461,245,800.38 - Step 5: Solve for x
x = 1,792,461,245,800.38/1,433,905.40 - Step 6: Final answer
x = 1,250,055.44
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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.