Finding the Fourth Proportional to 1,684,282.51, 2,324,315.81 and 920,336.07
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Solution
The fourth proportional to 1,684,282.51, 2,324,315.81 and 920,336.07 is: 1,270,067.03
Step by Step Solution
- Step 1: Write the proportion equation
1,684,282.51 : 2,324,315.81 = 920,336.07 : x - Step 2: Convert to fraction form
1,684,282.51/2,324,315.81 = 920,336.07/x - Step 3: Cross multiply
1,684,282.51x = 2,324,315.81 × 920,336.07 - Step 4: Simplify right side
1,684,282.51x = 2,139,151,683,854.40 - Step 5: Solve for x
x = 2,139,151,683,854.40/1,684,282.51 - Step 6: Final answer
x = 1,270,067.03
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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.