Finding the Fourth Proportional to 4,670,963.59, 6,445,782.79 and 2,738,510.95
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Solution
The fourth proportional to 4,670,963.59, 6,445,782.79 and 2,738,510.95 is: 3,779,058.95
Step by Step Solution
- Step 1: Write the proportion equation
4,670,963.59 : 6,445,782.79 = 2,738,510.95 : x - Step 2: Convert to fraction form
4,670,963.59/6,445,782.79 = 2,738,510.95/x - Step 3: Cross multiply
4,670,963.59x = 6,445,782.79 × 2,738,510.95 - Step 4: Simplify right side
4,670,963.59x = 17,651,846,751,736.55 - Step 5: Solve for x
x = 17,651,846,751,736.55/4,670,963.59 - Step 6: Final answer
x = 3,779,058.95
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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.