Finding the Fourth Proportional to 1,357,379.24, 2,036,331.29 and 515,865.38
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Solution
The fourth proportional to 1,357,379.24, 2,036,331.29 and 515,865.38 is: 773,897.80
Step by Step Solution
- Step 1: Write the proportion equation
1,357,379.24 : 2,036,331.29 = 515,865.38 : x - Step 2: Convert to fraction form
1,357,379.24/2,036,331.29 = 515,865.38/x - Step 3: Cross multiply
1,357,379.24x = 2,036,331.29 × 515,865.38 - Step 4: Simplify right side
1,357,379.24x = 1,050,472,805,829.75 - Step 5: Solve for x
x = 1,050,472,805,829.75/1,357,379.24 - Step 6: Final answer
x = 773,897.80
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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.