Finding the Fourth Proportional to 2,941,567.10, 4,407,685.05 and 1,943,128.70
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Solution
The fourth proportional to 2,941,567.10, 4,407,685.05 and 1,943,128.70 is: 2,911,611.07
Step by Step Solution
- Step 1: Write the proportion equation
2,941,567.10 : 4,407,685.05 = 1,943,128.70 : x - Step 2: Convert to fraction form
2,941,567.10/4,407,685.05 = 1,943,128.70/x - Step 3: Cross multiply
2,941,567.10x = 4,407,685.05 × 1,943,128.70 - Step 4: Simplify right side
2,941,567.10x = 8,564,699,321,215.94 - Step 5: Solve for x
x = 8,564,699,321,215.94/2,941,567.10 - Step 6: Final answer
x = 2,911,611.07
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.