Finding the Fourth Proportional to 1,194,386.08, 1,791,831.84 and 395,622.40
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Solution
The fourth proportional to 1,194,386.08, 1,791,831.84 and 395,622.40 is: 593,517.31
Step by Step Solution
- Step 1: Write the proportion equation
1,194,386.08 : 1,791,831.84 = 395,622.40 : x - Step 2: Convert to fraction form
1,194,386.08/1,791,831.84 = 395,622.40/x - Step 3: Cross multiply
1,194,386.08x = 1,791,831.84 × 395,622.40 - Step 4: Simplify right side
1,194,386.08x = 708,888,812,937.22 - Step 5: Solve for x
x = 708,888,812,937.22/1,194,386.08 - Step 6: Final answer
x = 593,517.31
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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.