Finding the Fourth Proportional to 5,614,812.61, 8,423,711 and 1,776,703.21
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Solution
The fourth proportional to 5,614,812.61, 8,423,711 and 1,776,703.21 is: 2,665,526.96
Step by Step Solution
- Step 1: Write the proportion equation
5,614,812.61 : 8,423,711 = 1,776,703.21 : x - Step 2: Convert to fraction form
5,614,812.61/8,423,711 = 1,776,703.21/x - Step 3: Cross multiply
5,614,812.61x = 8,423,711 × 1,776,703.21 - Step 4: Simplify right side
5,614,812.61x = 14,966,434,373,812.31 - Step 5: Solve for x
x = 14,966,434,373,812.31/5,614,812.61 - Step 6: Final answer
x = 2,665,526.96
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.