Finding the Fourth Proportional to 1,317,028.52, 1,975,818.18 and 748,670.96
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Solution
The fourth proportional to 1,317,028.52, 1,975,818.18 and 748,670.96 is: 1,123,162.99
Step by Step Solution
- Step 1: Write the proportion equation
1,317,028.52 : 1,975,818.18 = 748,670.96 : x - Step 2: Convert to fraction form
1,317,028.52/1,975,818.18 = 748,670.96/x - Step 3: Cross multiply
1,317,028.52x = 1,975,818.18 × 748,670.96 - Step 4: Simplify right side
1,317,028.52x = 1,479,237,693,606.05 - Step 5: Solve for x
x = 1,479,237,693,606.05/1,317,028.52 - Step 6: Final answer
x = 1,123,162.99
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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.