Finding the Fourth Proportional to 2,283,763.74, 3,151,364.31 and 1,264,978.14
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Solution
The fourth proportional to 2,283,763.74, 3,151,364.31 and 1,264,978.14 is: 1,745,542.63
Step by Step Solution
- Step 1: Write the proportion equation
2,283,763.74 : 3,151,364.31 = 1,264,978.14 : x - Step 2: Convert to fraction form
2,283,763.74/3,151,364.31 = 1,264,978.14/x - Step 3: Cross multiply
2,283,763.74x = 3,151,364.31 × 1,264,978.14 - Step 4: Simplify right side
2,283,763.74x = 3,986,406,963,326.18 - Step 5: Solve for x
x = 3,986,406,963,326.18/2,283,763.74 - Step 6: Final answer
x = 1,745,542.63
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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.