Finding the Fourth Proportional to 5,129,122.83, 7,693,682.70 and 1,933,501.67
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Solution
The fourth proportional to 5,129,122.83, 7,693,682.70 and 1,933,501.67 is: 2,900,251.92
Step by Step Solution
- Step 1: Write the proportion equation
5,129,122.83 : 7,693,682.70 = 1,933,501.67 : x - Step 2: Convert to fraction form
5,129,122.83/7,693,682.70 = 1,933,501.67/x - Step 3: Cross multiply
5,129,122.83x = 7,693,682.70 × 1,933,501.67 - Step 4: Simplify right side
5,129,122.83x = 14,875,748,310,431.70 - Step 5: Solve for x
x = 14,875,748,310,431.70/5,129,122.83 - Step 6: Final answer
x = 2,900,251.92
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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.