Finding the Fourth Proportional to 2,149,326.47, 2,966,070.53 and 1,182,436
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Solution
The fourth proportional to 2,149,326.47, 2,966,070.53 and 1,182,436 is: 1,631,761.68
Step by Step Solution
- Step 1: Write the proportion equation
2,149,326.47 : 2,966,070.53 = 1,182,436 : x - Step 2: Convert to fraction form
2,149,326.47/2,966,070.53 = 1,182,436/x - Step 3: Cross multiply
2,149,326.47x = 2,966,070.53 × 1,182,436 - Step 4: Simplify right side
2,149,326.47x = 3,507,188,573,211.08 - Step 5: Solve for x
x = 3,507,188,573,211.08/2,149,326.47 - Step 6: Final answer
x = 1,631,761.68
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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.