Finding the Fourth Proportional to 4,388,289.58, 6,055,308.96 and 2,528,313.49
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Solution
The fourth proportional to 4,388,289.58, 6,055,308.96 and 2,528,313.49 is: 3,488,766.88
Step by Step Solution
- Step 1: Write the proportion equation
4,388,289.58 : 6,055,308.96 = 2,528,313.49 : x - Step 2: Convert to fraction form
4,388,289.58/6,055,308.96 = 2,528,313.49/x - Step 3: Cross multiply
4,388,289.58x = 6,055,308.96 × 2,528,313.49 - Step 4: Simplify right side
4,388,289.58x = 15,309,719,329,685.87 - Step 5: Solve for x
x = 15,309,719,329,685.87/4,388,289.58 - Step 6: Final answer
x = 3,488,766.88
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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.