Finding the Fourth Proportional to 4,513,485.05, 6,771,912.95 and 1,818,574.82
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Solution
The fourth proportional to 4,513,485.05, 6,771,912.95 and 1,818,574.82 is: 2,728,541.31
Step by Step Solution
- Step 1: Write the proportion equation
4,513,485.05 : 6,771,912.95 = 1,818,574.82 : x - Step 2: Convert to fraction form
4,513,485.05/6,771,912.95 = 1,818,574.82/x - Step 3: Cross multiply
4,513,485.05x = 6,771,912.95 × 1,818,574.82 - Step 4: Simplify right side
4,513,485.05x = 12,315,230,395,578.14 - Step 5: Solve for x
x = 12,315,230,395,578.14/4,513,485.05 - Step 6: Final answer
x = 2,728,541.31
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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.