Finding the Fourth Proportional to 1,695,685.84, 2,542,633.08 and 748,609.36
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Solution
The fourth proportional to 1,695,685.84, 2,542,633.08 and 748,609.36 is: 1,122,518.62
Step by Step Solution
- Step 1: Write the proportion equation
1,695,685.84 : 2,542,633.08 = 748,609.36 : x - Step 2: Convert to fraction form
1,695,685.84/2,542,633.08 = 748,609.36/x - Step 3: Cross multiply
1,695,685.84x = 2,542,633.08 × 748,609.36 - Step 4: Simplify right side
1,695,685.84x = 1,903,438,922,733.63 - Step 5: Solve for x
x = 1,903,438,922,733.63/1,695,685.84 - Step 6: Final answer
x = 1,122,518.62
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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.