Finding the Fourth Proportional to 4,585,316.76, 6,871,871.79 and 2,425,881.06
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Solution
The fourth proportional to 4,585,316.76, 6,871,871.79 and 2,425,881.06 is: 3,635,592.59
Step by Step Solution
- Step 1: Write the proportion equation
4,585,316.76 : 6,871,871.79 = 2,425,881.06 : x - Step 2: Convert to fraction form
4,585,316.76/6,871,871.79 = 2,425,881.06/x - Step 3: Cross multiply
4,585,316.76x = 6,871,871.79 × 2,425,881.06 - Step 4: Simplify right side
4,585,316.76x = 16,670,343,622,109.30 - Step 5: Solve for x
x = 16,670,343,622,109.30/4,585,316.76 - Step 6: Final answer
x = 3,635,592.59
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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.