Finding the Fourth Proportional to 4,581,442.08, 6,872,154.48 and 1,215,384.48
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Solution
The fourth proportional to 4,581,442.08, 6,872,154.48 and 1,215,384.48 is: 1,823,074.43
Step by Step Solution
- Step 1: Write the proportion equation
4,581,442.08 : 6,872,154.48 = 1,215,384.48 : x - Step 2: Convert to fraction form
4,581,442.08/6,872,154.48 = 1,215,384.48/x - Step 3: Cross multiply
4,581,442.08x = 6,872,154.48 × 1,215,384.48 - Step 4: Simplify right side
4,581,442.08x = 8,352,309,899,154.47 - Step 5: Solve for x
x = 8,352,309,899,154.47/4,581,442.08 - Step 6: Final answer
x = 1,823,074.43
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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.