Finding the Fourth Proportional to 3,572,188.91, 4,929,624.99 and 1,940,597.36
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Solution
The fourth proportional to 3,572,188.91, 4,929,624.99 and 1,940,597.36 is: 2,678,026.69
Step by Step Solution
- Step 1: Write the proportion equation
3,572,188.91 : 4,929,624.99 = 1,940,597.36 : x - Step 2: Convert to fraction form
3,572,188.91/4,929,624.99 = 1,940,597.36/x - Step 3: Cross multiply
3,572,188.91x = 4,929,624.99 × 1,940,597.36 - Step 4: Simplify right side
3,572,188.91x = 9,566,417,241,384.03 - Step 5: Solve for x
x = 9,566,417,241,384.03/3,572,188.91 - Step 6: Final answer
x = 2,678,026.69
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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.