Finding the Fourth Proportional to 5,624,496.15, 7,761,766.05 and 3,046,117.92
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Solution
The fourth proportional to 5,624,496.15, 7,761,766.05 and 3,046,117.92 is: 4,203,621.80
Step by Step Solution
- Step 1: Write the proportion equation
5,624,496.15 : 7,761,766.05 = 3,046,117.92 : x - Step 2: Convert to fraction form
5,624,496.15/7,761,766.05 = 3,046,117.92/x - Step 3: Cross multiply
5,624,496.15x = 7,761,766.05 × 3,046,117.92 - Step 4: Simplify right side
5,624,496.15x = 23,643,254,655,752.61 - Step 5: Solve for x
x = 23,643,254,655,752.61/5,624,496.15 - Step 6: Final answer
x = 4,203,621.80
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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.