Finding the Fourth Proportional to 5,723,260.61, 7,890,207.62 and 4,565,635.92
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Solution
The fourth proportional to 5,723,260.61, 7,890,207.62 and 4,565,635.92 is: 6,294,281.84
Step by Step Solution
- Step 1: Write the proportion equation
5,723,260.61 : 7,890,207.62 = 4,565,635.92 : x - Step 2: Convert to fraction form
5,723,260.61/7,890,207.62 = 4,565,635.92/x - Step 3: Cross multiply
5,723,260.61x = 7,890,207.62 × 4,565,635.92 - Step 4: Simplify right side
5,723,260.61x = 36,023,815,303,301.53 - Step 5: Solve for x
x = 36,023,815,303,301.53/5,723,260.61 - Step 6: Final answer
x = 6,294,281.84
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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.