Finding the Fourth Proportional to 4,177,060.79, 5,764,239.78 and 2,316,465.50
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Solution
The fourth proportional to 4,177,060.79, 5,764,239.78 and 2,316,465.50 is: 3,196,664.65
Step by Step Solution
- Step 1: Write the proportion equation
4,177,060.79 : 5,764,239.78 = 2,316,465.50 : x - Step 2: Convert to fraction form
4,177,060.79/5,764,239.78 = 2,316,465.50/x - Step 3: Cross multiply
4,177,060.79x = 5,764,239.78 × 2,316,465.50 - Step 4: Simplify right side
4,177,060.79x = 13,352,662,584,097.59 - Step 5: Solve for x
x = 13,352,662,584,097.59/4,177,060.79 - Step 6: Final answer
x = 3,196,664.65
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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.