Finding the Fourth Proportional to 4,542,039.29, 6,810,314.75 and 1,810,006.99
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Solution
The fourth proportional to 4,542,039.29, 6,810,314.75 and 1,810,006.99 is: 2,713,916.92
Step by Step Solution
- Step 1: Write the proportion equation
4,542,039.29 : 6,810,314.75 = 1,810,006.99 : x - Step 2: Convert to fraction form
4,542,039.29/6,810,314.75 = 1,810,006.99/x - Step 3: Cross multiply
4,542,039.29x = 6,810,314.75 × 1,810,006.99 - Step 4: Simplify right side
4,542,039.29x = 12,326,717,301,600.10 - Step 5: Solve for x
x = 12,326,717,301,600.10/4,542,039.29 - Step 6: Final answer
x = 2,713,916.92
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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.