Finding the Fourth Proportional to 5,562,207.60, 8,343,311.40 and 4,605,613.80
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Solution
The fourth proportional to 5,562,207.60, 8,343,311.40 and 4,605,613.80 is: 6,908,420.70
Step by Step Solution
- Step 1: Write the proportion equation
5,562,207.60 : 8,343,311.40 = 4,605,613.80 : x - Step 2: Convert to fraction form
5,562,207.60/8,343,311.40 = 4,605,613.80/x - Step 3: Cross multiply
5,562,207.60x = 8,343,311.40 × 4,605,613.80 - Step 4: Simplify right side
5,562,207.60x = 38,426,070,121,537.32 - Step 5: Solve for x
x = 38,426,070,121,537.32/5,562,207.60 - Step 6: Final answer
x = 6,908,420.70
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Similar ratio
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1.5x scale
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.