Finding the Fourth Proportional to 3,781,800.68, 5,672,750.38 and 1,257,455.92
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Solution
The fourth proportional to 3,781,800.68, 5,672,750.38 and 1,257,455.92 is: 1,886,200.29
Step by Step Solution
- Step 1: Write the proportion equation
3,781,800.68 : 5,672,750.38 = 1,257,455.92 : x - Step 2: Convert to fraction form
3,781,800.68/5,672,750.38 = 1,257,455.92/x - Step 3: Cross multiply
3,781,800.68x = 5,672,750.38 × 1,257,455.92 - Step 4: Simplify right side
3,781,800.68x = 7,133,233,548,013.25 - Step 5: Solve for x
x = 7,133,233,548,013.25/3,781,800.68 - Step 6: Final answer
x = 1,886,200.29
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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.