Finding the Fourth Proportional to 2,192,972.22, 3,025,384.88 and 1,708,696.62
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Solution
The fourth proportional to 2,192,972.22, 3,025,384.88 and 1,708,696.62 is: 2,357,287.00
Step by Step Solution
- Step 1: Write the proportion equation
2,192,972.22 : 3,025,384.88 = 1,708,696.62 : x - Step 2: Convert to fraction form
2,192,972.22/3,025,384.88 = 1,708,696.62/x - Step 3: Cross multiply
2,192,972.22x = 3,025,384.88 × 1,708,696.62 - Step 4: Simplify right side
2,192,972.22x = 5,169,464,910,111.62 - Step 5: Solve for x
x = 5,169,464,910,111.62/2,192,972.22 - Step 6: Final answer
x = 2,357,287.00
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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.