Finding the Fourth Proportional to 4,788,378.48, 7,178,362.92 and 1,950,877.68
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Solution
The fourth proportional to 4,788,378.48, 7,178,362.92 and 1,950,877.68 is: 2,924,603.40
Step by Step Solution
- Step 1: Write the proportion equation
4,788,378.48 : 7,178,362.92 = 1,950,877.68 : x - Step 2: Convert to fraction form
4,788,378.48/7,178,362.92 = 1,950,877.68/x - Step 3: Cross multiply
4,788,378.48x = 7,178,362.92 × 1,950,877.68 - Step 4: Simplify right side
4,788,378.48x = 14,004,107,999,567.62 - Step 5: Solve for x
x = 14,004,107,999,567.62/4,788,378.48 - Step 6: Final answer
x = 2,924,603.40
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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.