Finding the Fourth Proportional to 3,916,725.41, 5,868,137.56 and 1,637,224.88
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Solution
The fourth proportional to 3,916,725.41, 5,868,137.56 and 1,637,224.88 is: 2,452,931.92
Step by Step Solution
- Step 1: Write the proportion equation
3,916,725.41 : 5,868,137.56 = 1,637,224.88 : x - Step 2: Convert to fraction form
3,916,725.41/5,868,137.56 = 1,637,224.88/x - Step 3: Cross multiply
3,916,725.41x = 5,868,137.56 × 1,637,224.88 - Step 4: Simplify right side
3,916,725.41x = 9,607,460,791,727.88 - Step 5: Solve for x
x = 9,607,460,791,727.88/3,916,725.41 - Step 6: Final answer
x = 2,452,931.92
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.