Finding the Fourth Proportional to 1,486,259.55, 2,228,818.86 and 632,790.09
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Solution
The fourth proportional to 1,486,259.55, 2,228,818.86 and 632,790.09 is: 948,942.25
Step by Step Solution
- Step 1: Write the proportion equation
1,486,259.55 : 2,228,818.86 = 632,790.09 : x - Step 2: Convert to fraction form
1,486,259.55/2,228,818.86 = 632,790.09/x - Step 3: Cross multiply
1,486,259.55x = 2,228,818.86 × 632,790.09 - Step 4: Simplify right side
1,486,259.55x = 1,410,374,487,013.10 - Step 5: Solve for x
x = 1,410,374,487,013.10/1,486,259.55 - Step 6: Final answer
x = 948,942.25
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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.