Finding the Fourth Proportional to 2,376,366.77, 3,278,525.14 and 1,561,009.43
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Solution
The fourth proportional to 2,376,366.77, 3,278,525.14 and 1,561,009.43 is: 2,153,627.43
Step by Step Solution
- Step 1: Write the proportion equation
2,376,366.77 : 3,278,525.14 = 1,561,009.43 : x - Step 2: Convert to fraction form
2,376,366.77/3,278,525.14 = 1,561,009.43/x - Step 3: Cross multiply
2,376,366.77x = 3,278,525.14 × 1,561,009.43 - Step 4: Simplify right side
2,376,366.77x = 5,117,808,660,032.07 - Step 5: Solve for x
x = 5,117,808,660,032.07/2,376,366.77 - Step 6: Final answer
x = 2,153,627.43
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.