Finding the Fourth Proportional to 2,776,867.91, 4,165,484.62 and 727,578.64
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Solution
The fourth proportional to 2,776,867.91, 4,165,484.62 and 727,578.64 is: 1,091,415.85
Step by Step Solution
- Step 1: Write the proportion equation
2,776,867.91 : 4,165,484.62 = 727,578.64 : x - Step 2: Convert to fraction form
2,776,867.91/4,165,484.62 = 727,578.64/x - Step 3: Cross multiply
2,776,867.91x = 4,165,484.62 × 727,578.64 - Step 4: Simplify right side
2,776,867.91x = 3,030,717,641,558.95 - Step 5: Solve for x
x = 3,030,717,641,558.95/2,776,867.91 - Step 6: Final answer
x = 1,091,415.85
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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.