Finding the Fourth Proportional to 3,821,838.08, 5,720,155.68 and 2,113,352.96
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Solution
The fourth proportional to 3,821,838.08, 5,720,155.68 and 2,113,352.96 is: 3,163,061.25
Step by Step Solution
- Step 1: Write the proportion equation
3,821,838.08 : 5,720,155.68 = 2,113,352.96 : x - Step 2: Convert to fraction form
3,821,838.08/5,720,155.68 = 2,113,352.96/x - Step 3: Cross multiply
3,821,838.08x = 5,720,155.68 × 2,113,352.96 - Step 4: Simplify right side
3,821,838.08x = 12,088,707,937,988.81 - Step 5: Solve for x
x = 12,088,707,937,988.81/3,821,838.08 - Step 6: Final answer
x = 3,163,061.25
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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.