Finding the Fourth Proportional to 3,257,554.16, 4,495,964.36 and 1,807,715.31
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Solution
The fourth proportional to 3,257,554.16, 4,495,964.36 and 1,807,715.31 is: 2,494,946.58
Step by Step Solution
- Step 1: Write the proportion equation
3,257,554.16 : 4,495,964.36 = 1,807,715.31 : x - Step 2: Convert to fraction form
3,257,554.16/4,495,964.36 = 1,807,715.31/x - Step 3: Cross multiply
3,257,554.16x = 4,495,964.36 × 1,807,715.31 - Step 4: Simplify right side
3,257,554.16x = 8,127,423,597,747.78 - Step 5: Solve for x
x = 8,127,423,597,747.78/3,257,554.16 - Step 6: Final answer
x = 2,494,946.58
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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.