Finding the Fourth Proportional to 4,176,779.88, 6,265,953.90 and 1,336,129.32
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Solution
The fourth proportional to 4,176,779.88, 6,265,953.90 and 1,336,129.32 is: 2,004,444.80
Step by Step Solution
- Step 1: Write the proportion equation
4,176,779.88 : 6,265,953.90 = 1,336,129.32 : x - Step 2: Convert to fraction form
4,176,779.88/6,265,953.90 = 1,336,129.32/x - Step 3: Cross multiply
4,176,779.88x = 6,265,953.90 × 1,336,129.32 - Step 4: Simplify right side
4,176,779.88x = 8,372,124,723,558.35 - Step 5: Solve for x
x = 8,372,124,723,558.35/4,176,779.88 - Step 6: Final answer
x = 2,004,444.80
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.