Finding the Fourth Proportional to 4,038,779.16, 5,573,531.16 and 2,203,276.68
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Solution
The fourth proportional to 4,038,779.16, 5,573,531.16 and 2,203,276.68 is: 3,040,530.50
Step by Step Solution
- Step 1: Write the proportion equation
4,038,779.16 : 5,573,531.16 = 2,203,276.68 : x - Step 2: Convert to fraction form
4,038,779.16/5,573,531.16 = 2,203,276.68/x - Step 3: Cross multiply
4,038,779.16x = 5,573,531.16 × 2,203,276.68 - Step 4: Simplify right side
4,038,779.16x = 12,280,031,230,081.35 - Step 5: Solve for x
x = 12,280,031,230,081.35/4,038,779.16 - Step 6: Final answer
x = 3,040,530.50
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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.