Finding the Fourth Proportional to 795,388.71, 1,098,743.50 and 765,859.68
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Solution
The fourth proportional to 795,388.71, 1,098,743.50 and 765,859.68 is: 1,057,952.34
Step by Step Solution
- Step 1: Write the proportion equation
795,388.71 : 1,098,743.50 = 765,859.68 : x - Step 2: Convert to fraction form
795,388.71/1,098,743.50 = 765,859.68/x - Step 3: Cross multiply
795,388.71x = 1,098,743.50 × 765,859.68 - Step 4: Simplify right side
795,388.71x = 841,483,341,961.44 - Step 5: Solve for x
x = 841,483,341,961.44/795,388.71 - Step 6: Final answer
x = 1,057,952.34
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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.