Finding the Fourth Proportional to 4,757,779.31, 6,565,559.76 and 2,582,275.74
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Solution
The fourth proportional to 4,757,779.31, 6,565,559.76 and 2,582,275.74 is: 3,563,445.17
Step by Step Solution
- Step 1: Write the proportion equation
4,757,779.31 : 6,565,559.76 = 2,582,275.74 : x - Step 2: Convert to fraction form
4,757,779.31/6,565,559.76 = 2,582,275.74/x - Step 3: Cross multiply
4,757,779.31x = 6,565,559.76 × 2,582,275.74 - Step 4: Simplify right side
4,757,779.31x = 16,954,085,687,768.22 - Step 5: Solve for x
x = 16,954,085,687,768.22/4,757,779.31 - Step 6: Final answer
x = 3,563,445.17
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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.