Finding the Fourth Proportional to 4,993,281.99, 6,890,336.69 and 3,059,279.62
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Solution
The fourth proportional to 4,993,281.99, 6,890,336.69 and 3,059,279.62 is: 4,221,565.43
Step by Step Solution
- Step 1: Write the proportion equation
4,993,281.99 : 6,890,336.69 = 3,059,279.62 : x - Step 2: Convert to fraction form
4,993,281.99/6,890,336.69 = 3,059,279.62/x - Step 3: Cross multiply
4,993,281.99x = 6,890,336.69 × 3,059,279.62 - Step 4: Simplify right side
4,993,281.99x = 21,079,466,610,655.26 - Step 5: Solve for x
x = 21,079,466,610,655.26/4,993,281.99 - Step 6: Final answer
x = 4,221,565.43
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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.