Finding the Fourth Proportional to 3,593,807.48, 4,957,663.92 and 2,142,480.26
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Solution
The fourth proportional to 3,593,807.48, 4,957,663.92 and 2,142,480.26 is: 2,955,555.39
Step by Step Solution
- Step 1: Write the proportion equation
3,593,807.48 : 4,957,663.92 = 2,142,480.26 : x - Step 2: Convert to fraction form
3,593,807.48/4,957,663.92 = 2,142,480.26/x - Step 3: Cross multiply
3,593,807.48x = 4,957,663.92 × 2,142,480.26 - Step 4: Simplify right side
3,593,807.48x = 10,621,697,084,314.22 - Step 5: Solve for x
x = 10,621,697,084,314.22/3,593,807.48 - Step 6: Final answer
x = 2,955,555.39
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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.