Finding the Fourth Proportional to 5,819,551.76, 8,031,231.72 and 3,241,233.68
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Solution
The fourth proportional to 5,819,551.76, 8,031,231.72 and 3,241,233.68 is: 4,473,041.88
Step by Step Solution
- Step 1: Write the proportion equation
5,819,551.76 : 8,031,231.72 = 3,241,233.68 : x - Step 2: Convert to fraction form
5,819,551.76/8,031,231.72 = 3,241,233.68/x - Step 3: Cross multiply
5,819,551.76x = 8,031,231.72 × 3,241,233.68 - Step 4: Simplify right side
5,819,551.76x = 26,031,098,742,748.33 - Step 5: Solve for x
x = 26,031,098,742,748.33/5,819,551.76 - Step 6: Final answer
x = 4,473,041.88
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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.