Finding the Fourth Proportional to 1,353,157.38, 2,029,482.11 and 679,057.76
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Solution
The fourth proportional to 1,353,157.38, 2,029,482.11 and 679,057.76 is: 1,018,459.18
Step by Step Solution
- Step 1: Write the proportion equation
1,353,157.38 : 2,029,482.11 = 679,057.76 : x - Step 2: Convert to fraction form
1,353,157.38/2,029,482.11 = 679,057.76/x - Step 3: Cross multiply
1,353,157.38x = 2,029,482.11 × 679,057.76 - Step 4: Simplify right side
1,353,157.38x = 1,378,135,562,033.97 - Step 5: Solve for x
x = 1,378,135,562,033.97/1,353,157.38 - Step 6: Final answer
x = 1,018,459.18
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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.