Finding the Fourth Proportional to 3,126,108.47, 4,688,506.58 and 881,721.59
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Solution
The fourth proportional to 3,126,108.47, 4,688,506.58 and 881,721.59 is: 1,322,397.32
Step by Step Solution
- Step 1: Write the proportion equation
3,126,108.47 : 4,688,506.58 = 881,721.59 : x - Step 2: Convert to fraction form
3,126,108.47/4,688,506.58 = 881,721.59/x - Step 3: Cross multiply
3,126,108.47x = 4,688,506.58 × 881,721.59 - Step 4: Simplify right side
3,126,108.47x = 4,133,957,448,591.92 - Step 5: Solve for x
x = 4,133,957,448,591.92/3,126,108.47 - Step 6: Final answer
x = 1,322,397.32
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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.