Finding the Fourth Proportional to 3,160,678.41, 4,361,747.70 and 1,710,373.68
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Solution
The fourth proportional to 3,160,678.41, 4,361,747.70 and 1,710,373.68 is: 2,360,321.90
Step by Step Solution
- Step 1: Write the proportion equation
3,160,678.41 : 4,361,747.70 = 1,710,373.68 : x - Step 2: Convert to fraction form
3,160,678.41/4,361,747.70 = 1,710,373.68/x - Step 3: Cross multiply
3,160,678.41x = 4,361,747.70 × 1,710,373.68 - Step 4: Simplify right side
3,160,678.41x = 7,460,218,464,880.54 - Step 5: Solve for x
x = 7,460,218,464,880.54/3,160,678.41 - Step 6: Final answer
x = 2,360,321.90
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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.