Finding the Fourth Proportional to 2,959,813.09, 4,084,545.68 and 1,601,686.09
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Solution
The fourth proportional to 2,959,813.09, 4,084,545.68 and 1,601,686.09 is: 2,210,328.76
Step by Step Solution
- Step 1: Write the proportion equation
2,959,813.09 : 4,084,545.68 = 1,601,686.09 : x - Step 2: Convert to fraction form
2,959,813.09/4,084,545.68 = 1,601,686.09/x - Step 3: Cross multiply
2,959,813.09x = 4,084,545.68 × 1,601,686.09 - Step 4: Simplify right side
2,959,813.09x = 6,542,159,999,625.59 - Step 5: Solve for x
x = 6,542,159,999,625.59/2,959,813.09 - Step 6: Final answer
x = 2,210,328.76
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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.