Finding the Fourth Proportional to 1,125,240, 1,552,771.56 and 615,843.84
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Solution
The fourth proportional to 1,125,240, 1,552,771.56 and 615,843.84 is: 849,831.86
Step by Step Solution
- Step 1: Write the proportion equation
1,125,240 : 1,552,771.56 = 615,843.84 : x - Step 2: Convert to fraction form
1,125,240/1,552,771.56 = 615,843.84/x - Step 3: Cross multiply
1,125,240x = 1,552,771.56 × 615,843.84 - Step 4: Simplify right side
1,125,240x = 956,264,800,153.19 - Step 5: Solve for x
x = 956,264,800,153.19/1,125,240 - Step 6: Final answer
x = 849,831.86
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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.