Finding the Fourth Proportional to 2,577,639.36, 3,866,156.10 and 684,526.80
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Solution
The fourth proportional to 2,577,639.36, 3,866,156.10 and 684,526.80 is: 1,026,709.75
Step by Step Solution
- Step 1: Write the proportion equation
2,577,639.36 : 3,866,156.10 = 684,526.80 : x - Step 2: Convert to fraction form
2,577,639.36/3,866,156.10 = 684,526.80/x - Step 3: Cross multiply
2,577,639.36x = 3,866,156.10 × 684,526.80 - Step 4: Simplify right side
2,577,639.36x = 2,646,487,463,433.48 - Step 5: Solve for x
x = 2,646,487,463,433.48/2,577,639.36 - Step 6: Final answer
x = 1,026,709.75
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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.