Finding the Fourth Proportional to 3,599,278.08, 5,398,782.72 and 903,621.12
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Solution
The fourth proportional to 3,599,278.08, 5,398,782.72 and 903,621.12 is: 1,355,397.94
Step by Step Solution
- Step 1: Write the proportion equation
3,599,278.08 : 5,398,782.72 = 903,621.12 : x - Step 2: Convert to fraction form
3,599,278.08/5,398,782.72 = 903,621.12/x - Step 3: Cross multiply
3,599,278.08x = 5,398,782.72 × 903,621.12 - Step 4: Simplify right side
3,599,278.08x = 4,878,454,088,083.05 - Step 5: Solve for x
x = 4,878,454,088,083.05/3,599,278.08 - Step 6: Final answer
x = 1,355,397.94
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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.