Finding the Fourth Proportional to 1,474,831.14, 2,035,460.97 and 830,376.90
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Solution
The fourth proportional to 1,474,831.14, 2,035,460.97 and 830,376.90 is: 1,146,029.35
Step by Step Solution
- Step 1: Write the proportion equation
1,474,831.14 : 2,035,460.97 = 830,376.90 : x - Step 2: Convert to fraction form
1,474,831.14/2,035,460.97 = 830,376.90/x - Step 3: Cross multiply
1,474,831.14x = 2,035,460.97 × 830,376.90 - Step 4: Simplify right side
1,474,831.14x = 1,690,199,770,339.59 - Step 5: Solve for x
x = 1,690,199,770,339.59/1,474,831.14 - Step 6: Final answer
x = 1,146,029.35
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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.