Finding the Fourth Proportional to 4,332,387.08, 5,979,095.23 and 2,398,647.66
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Solution
The fourth proportional to 4,332,387.08, 5,979,095.23 and 2,398,647.66 is: 3,310,355.82
Step by Step Solution
- Step 1: Write the proportion equation
4,332,387.08 : 5,979,095.23 = 2,398,647.66 : x - Step 2: Convert to fraction form
4,332,387.08/5,979,095.23 = 2,398,647.66/x - Step 3: Cross multiply
4,332,387.08x = 5,979,095.23 × 2,398,647.66 - Step 4: Simplify right side
4,332,387.08x = 14,341,742,788,353.28 - Step 5: Solve for x
x = 14,341,742,788,353.28/4,332,387.08 - Step 6: Final answer
x = 3,310,355.82
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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.