Finding the Fourth Proportional to 3,104,407.80, 4,661,925.30 and 1,687,231.80
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Solution
The fourth proportional to 3,104,407.80, 4,661,925.30 and 1,687,231.80 is: 2,533,735.62
Step by Step Solution
- Step 1: Write the proportion equation
3,104,407.80 : 4,661,925.30 = 1,687,231.80 : x - Step 2: Convert to fraction form
3,104,407.80/4,661,925.30 = 1,687,231.80/x - Step 3: Cross multiply
3,104,407.80x = 4,661,925.30 × 1,687,231.80 - Step 4: Simplify right side
3,104,407.80x = 7,865,748,615,384.54 - Step 5: Solve for x
x = 7,865,748,615,384.54/3,104,407.80 - Step 6: Final answer
x = 2,533,735.62
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.