Finding the Fourth Proportional to 1,475,893.71, 2,211,686.37 and 654,241.05
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Solution
The fourth proportional to 1,475,893.71, 2,211,686.37 and 654,241.05 is: 980,406.65
Step by Step Solution
- Step 1: Write the proportion equation
1,475,893.71 : 2,211,686.37 = 654,241.05 : x - Step 2: Convert to fraction form
1,475,893.71/2,211,686.37 = 654,241.05/x - Step 3: Cross multiply
1,475,893.71x = 2,211,686.37 × 654,241.05 - Step 4: Simplify right side
1,475,893.71x = 1,446,976,012,979.49 - Step 5: Solve for x
x = 1,446,976,012,979.49/1,475,893.71 - Step 6: Final answer
x = 980,406.65
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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.