Finding the Fourth Proportional to 3,270,402.21, 4,905,625.19 and 1,140,478.05
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Solution
The fourth proportional to 3,270,402.21, 4,905,625.19 and 1,140,478.05 is: 1,710,724.70
Step by Step Solution
- Step 1: Write the proportion equation
3,270,402.21 : 4,905,625.19 = 1,140,478.05 : x - Step 2: Convert to fraction form
3,270,402.21/4,905,625.19 = 1,140,478.05/x - Step 3: Cross multiply
3,270,402.21x = 4,905,625.19 × 1,140,478.05 - Step 4: Simplify right side
3,270,402.21x = 5,594,757,850,722.08 - Step 5: Solve for x
x = 5,594,757,850,722.08/3,270,402.21 - Step 6: Final answer
x = 1,710,724.70
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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.