Finding the Fourth Proportional to 1,120,177.95, 1,545,965.46 and 684,850.74
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Solution
The fourth proportional to 1,120,177.95, 1,545,965.46 and 684,850.74 is: 945,167.32
Step by Step Solution
- Step 1: Write the proportion equation
1,120,177.95 : 1,545,965.46 = 684,850.74 : x - Step 2: Convert to fraction form
1,120,177.95/1,545,965.46 = 684,850.74/x - Step 3: Cross multiply
1,120,177.95x = 1,545,965.46 × 684,850.74 - Step 4: Simplify right side
1,120,177.95x = 1,058,755,589,295.44 - Step 5: Solve for x
x = 1,058,755,589,295.44/1,120,177.95 - Step 6: Final answer
x = 945,167.32
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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.