Finding the Fourth Proportional to 1,551,118.87, 2,326,707.47 and 486,137.35
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Solution
The fourth proportional to 1,551,118.87, 2,326,707.47 and 486,137.35 is: 729,215.17
Step by Step Solution
- Step 1: Write the proportion equation
1,551,118.87 : 2,326,707.47 = 486,137.35 : x - Step 2: Convert to fraction form
1,551,118.87/2,326,707.47 = 486,137.35/x - Step 3: Cross multiply
1,551,118.87x = 2,326,707.47 × 486,137.35 - Step 4: Simplify right side
1,551,118.87x = 1,131,099,403,691.00 - Step 5: Solve for x
x = 1,131,099,403,691.00/1,551,118.87 - Step 6: Final answer
x = 729,215.17
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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.