Finding the Fourth Proportional to 2,477,935.99, 3,420,753.15 and 1,661,841.15
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Solution
The fourth proportional to 2,477,935.99, 3,420,753.15 and 1,661,841.15 is: 2,294,146.56
Step by Step Solution
- Step 1: Write the proportion equation
2,477,935.99 : 3,420,753.15 = 1,661,841.15 : x - Step 2: Convert to fraction form
2,477,935.99/3,420,753.15 = 1,661,841.15/x - Step 3: Cross multiply
2,477,935.99x = 3,420,753.15 × 1,661,841.15 - Step 4: Simplify right side
2,477,935.99x = 5,684,748,331,558.36 - Step 5: Solve for x
x = 5,684,748,331,558.36/2,477,935.99 - Step 6: Final answer
x = 2,294,146.56
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.