Finding the Fourth Proportional to 4,018,364.50, 5,545,345.17 and 2,207,645.14
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Solution
The fourth proportional to 4,018,364.50, 5,545,345.17 and 2,207,645.14 is: 3,046,551.48
Step by Step Solution
- Step 1: Write the proportion equation
4,018,364.50 : 5,545,345.17 = 2,207,645.14 : x - Step 2: Convert to fraction form
4,018,364.50/5,545,345.17 = 2,207,645.14/x - Step 3: Cross multiply
4,018,364.50x = 5,545,345.17 × 2,207,645.14 - Step 4: Simplify right side
4,018,364.50x = 12,242,154,314,172.97 - Step 5: Solve for x
x = 12,242,154,314,172.97/4,018,364.50 - Step 6: Final answer
x = 3,046,551.48
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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.