Finding the Fourth Proportional to 3,366,751.98, 4,646,117.73 and 1,838,862.75
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Solution
The fourth proportional to 3,366,751.98, 4,646,117.73 and 1,838,862.75 is: 2,537,630.59
Step by Step Solution
- Step 1: Write the proportion equation
3,366,751.98 : 4,646,117.73 = 1,838,862.75 : x - Step 2: Convert to fraction form
3,366,751.98/4,646,117.73 = 1,838,862.75/x - Step 3: Cross multiply
3,366,751.98x = 4,646,117.73 × 1,838,862.75 - Step 4: Simplify right side
3,366,751.98x = 8,543,572,825,811.56 - Step 5: Solve for x
x = 8,543,572,825,811.56/3,366,751.98 - Step 6: Final answer
x = 2,537,630.59
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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.