Finding the Fourth Proportional to 1,317,145.79, 1,975,567.77 and 344,603.97
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Solution
The fourth proportional to 1,317,145.79, 1,975,567.77 and 344,603.97 is: 516,866.47
Step by Step Solution
- Step 1: Write the proportion equation
1,317,145.79 : 1,975,567.77 = 344,603.97 : x - Step 2: Convert to fraction form
1,317,145.79/1,975,567.77 = 344,603.97/x - Step 3: Cross multiply
1,317,145.79x = 1,975,567.77 × 344,603.97 - Step 4: Simplify right side
1,317,145.79x = 680,788,496,546.05 - Step 5: Solve for x
x = 680,788,496,546.05/1,317,145.79 - Step 6: Final answer
x = 516,866.47
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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.