Finding the Fourth Proportional to 2,776,680.02, 4,163,968.83 and 1,513,820.18
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Solution
The fourth proportional to 2,776,680.02, 4,163,968.83 and 1,513,820.18 is: 2,270,157.17
Step by Step Solution
- Step 1: Write the proportion equation
2,776,680.02 : 4,163,968.83 = 1,513,820.18 : x - Step 2: Convert to fraction form
2,776,680.02/4,163,968.83 = 1,513,820.18/x - Step 3: Cross multiply
2,776,680.02x = 4,163,968.83 × 1,513,820.18 - Step 4: Simplify right side
2,776,680.02x = 6,303,500,043,744.99 - Step 5: Solve for x
x = 6,303,500,043,744.99/2,776,680.02 - Step 6: Final answer
x = 2,270,157.17
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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.