Finding the Fourth Proportional to 3,578,796.12, 5,366,535.30 and 1,334,331.48
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Solution
The fourth proportional to 3,578,796.12, 5,366,535.30 and 1,334,331.48 is: 2,000,878.72
Step by Step Solution
- Step 1: Write the proportion equation
3,578,796.12 : 5,366,535.30 = 1,334,331.48 : x - Step 2: Convert to fraction form
3,578,796.12/5,366,535.30 = 1,334,331.48/x - Step 3: Cross multiply
3,578,796.12x = 5,366,535.30 × 1,334,331.48 - Step 4: Simplify right side
3,578,796.12x = 7,160,736,989,321.24 - Step 5: Solve for x
x = 7,160,736,989,321.24/3,578,796.12 - Step 6: Final answer
x = 2,000,878.72
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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.