Finding the Fourth Proportional to 2,624,485.68, 3,922,348.32 and 1,916,005.68
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Solution
The fourth proportional to 2,624,485.68, 3,922,348.32 and 1,916,005.68 is: 2,863,510.26
Step by Step Solution
- Step 1: Write the proportion equation
2,624,485.68 : 3,922,348.32 = 1,916,005.68 : x - Step 2: Convert to fraction form
2,624,485.68/3,922,348.32 = 1,916,005.68/x - Step 3: Cross multiply
2,624,485.68x = 3,922,348.32 × 1,916,005.68 - Step 4: Simplify right side
2,624,485.68x = 7,515,241,660,058.46 - Step 5: Solve for x
x = 7,515,241,660,058.46/2,624,485.68 - Step 6: Final answer
x = 2,863,510.26
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.