Finding the Fourth Proportional to 3,916,199.19, 5,872,863.54 and 1,356,753.09
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Solution
The fourth proportional to 3,916,199.19, 5,872,863.54 and 1,356,753.09 is: 2,034,632.40
Step by Step Solution
- Step 1: Write the proportion equation
3,916,199.19 : 5,872,863.54 = 1,356,753.09 : x - Step 2: Convert to fraction form
3,916,199.19/5,872,863.54 = 1,356,753.09/x - Step 3: Cross multiply
3,916,199.19x = 5,872,863.54 × 1,356,753.09 - Step 4: Simplify right side
3,916,199.19x = 7,968,025,755,043.34 - Step 5: Solve for x
x = 7,968,025,755,043.34/3,916,199.19 - Step 6: Final answer
x = 2,034,632.40
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.