Finding the Fourth Proportional to 5,328,464.13, 7,991,473.70 and 1,490,558.24
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Solution
The fourth proportional to 5,328,464.13, 7,991,473.70 and 1,490,558.24 is: 2,235,495.39
Step by Step Solution
- Step 1: Write the proportion equation
5,328,464.13 : 7,991,473.70 = 1,490,558.24 : x - Step 2: Convert to fraction form
5,328,464.13/7,991,473.70 = 1,490,558.24/x - Step 3: Cross multiply
5,328,464.13x = 7,991,473.70 × 1,490,558.24 - Step 4: Simplify right side
5,328,464.13x = 11,911,756,996,983.37 - Step 5: Solve for x
x = 11,911,756,996,983.37/5,328,464.13 - Step 6: Final answer
x = 2,235,495.39
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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.