Finding the Fourth Proportional to 1,553,119.76, 2,330,743.62 and 542,241.84
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Solution
The fourth proportional to 1,553,119.76, 2,330,743.62 and 542,241.84 is: 813,734.23
Step by Step Solution
- Step 1: Write the proportion equation
1,553,119.76 : 2,330,743.62 = 542,241.84 : x - Step 2: Convert to fraction form
1,553,119.76/2,330,743.62 = 542,241.84/x - Step 3: Cross multiply
1,553,119.76x = 2,330,743.62 × 542,241.84 - Step 4: Simplify right side
1,553,119.76x = 1,263,826,709,077.06 - Step 5: Solve for x
x = 1,263,826,709,077.06/1,553,119.76 - Step 6: Final answer
x = 813,734.23
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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.