Finding the Fourth Proportional to 952,338.80, 1,428,508.20 and 742,134.08
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Solution
The fourth proportional to 952,338.80, 1,428,508.20 and 742,134.08 is: 1,113,201.12
Step by Step Solution
- Step 1: Write the proportion equation
952,338.80 : 1,428,508.20 = 742,134.08 : x - Step 2: Convert to fraction form
952,338.80/1,428,508.20 = 742,134.08/x - Step 3: Cross multiply
952,338.80x = 1,428,508.20 × 742,134.08 - Step 4: Simplify right side
952,338.80x = 1,060,144,618,779.46 - Step 5: Solve for x
x = 1,060,144,618,779.46/952,338.80 - Step 6: Final answer
x = 1,113,201.12
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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.