Finding the Fourth Proportional to 4,011,968.21, 5,536,516.12 and 2,293,125.63
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Solution
The fourth proportional to 4,011,968.21, 5,536,516.12 and 2,293,125.63 is: 3,164,513.37
Step by Step Solution
- Step 1: Write the proportion equation
4,011,968.21 : 5,536,516.12 = 2,293,125.63 : x - Step 2: Convert to fraction form
4,011,968.21/5,536,516.12 = 2,293,125.63/x - Step 3: Cross multiply
4,011,968.21x = 5,536,516.12 × 2,293,125.63 - Step 4: Simplify right side
4,011,968.21x = 12,695,927,010,744.51 - Step 5: Solve for x
x = 12,695,927,010,744.51/4,011,968.21 - Step 6: Final answer
x = 3,164,513.37
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1.5x scale
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.