Finding the Fourth Proportional to 1,527,790.68, 2,300,825.97 and 1,391,590.44
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Solution
The fourth proportional to 1,527,790.68, 2,300,825.97 and 1,391,590.44 is: 2,095,710.80
Step by Step Solution
- Step 1: Write the proportion equation
1,527,790.68 : 2,300,825.97 = 1,391,590.44 : x - Step 2: Convert to fraction form
1,527,790.68/2,300,825.97 = 1,391,590.44/x - Step 3: Cross multiply
1,527,790.68x = 2,300,825.97 × 1,391,590.44 - Step 4: Simplify right side
1,527,790.68x = 3,201,807,423,955.73 - Step 5: Solve for x
x = 3,201,807,423,955.73/1,527,790.68 - Step 6: Final answer
x = 2,095,710.80
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.