Finding the Fourth Proportional to 1,338,599.88, 2,008,292.94 and 539,470.08
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Solution
The fourth proportional to 1,338,599.88, 2,008,292.94 and 539,470.08 is: 809,363.55
Step by Step Solution
- Step 1: Write the proportion equation
1,338,599.88 : 2,008,292.94 = 539,470.08 : x - Step 2: Convert to fraction form
1,338,599.88/2,008,292.94 = 539,470.08/x - Step 3: Cross multiply
1,338,599.88x = 2,008,292.94 × 539,470.08 - Step 4: Simplify right side
1,338,599.88x = 1,083,413,953,005.24 - Step 5: Solve for x
x = 1,083,413,953,005.24/1,338,599.88 - Step 6: Final answer
x = 809,363.55
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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.