Finding the Fourth Proportional to 3,256,108.93, 4,493,706.35 and 1,806,271.50
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Solution
The fourth proportional to 3,256,108.93, 4,493,706.35 and 1,806,271.50 is: 2,492,807.79
Step by Step Solution
- Step 1: Write the proportion equation
3,256,108.93 : 4,493,706.35 = 1,806,271.50 : x - Step 2: Convert to fraction form
3,256,108.93/4,493,706.35 = 1,806,271.50/x - Step 3: Cross multiply
3,256,108.93x = 4,493,706.35 × 1,806,271.50 - Step 4: Simplify right side
3,256,108.93x = 8,116,853,709,374.03 - Step 5: Solve for x
x = 8,116,853,709,374.03/3,256,108.93 - Step 6: Final answer
x = 2,492,807.79
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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.