Finding the Fourth Proportional to 3,539,203.80, 5,282,968.16 and 3,036,992.08
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Solution
The fourth proportional to 3,539,203.80, 5,282,968.16 and 3,036,992.08 is: 4,533,316.92
Step by Step Solution
- Step 1: Write the proportion equation
3,539,203.80 : 5,282,968.16 = 3,036,992.08 : x - Step 2: Convert to fraction form
3,539,203.80/5,282,968.16 = 3,036,992.08/x - Step 3: Cross multiply
3,539,203.80x = 5,282,968.16 × 3,036,992.08 - Step 4: Simplify right side
3,539,203.80x = 16,044,332,460,812.17 - Step 5: Solve for x
x = 16,044,332,460,812.17/3,539,203.80 - Step 6: Final answer
x = 4,533,316.92
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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.