Finding the Fourth Proportional to 1,519,047.69, 2,279,692.98 and 720,331.94
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Solution
The fourth proportional to 1,519,047.69, 2,279,692.98 and 720,331.94 is: 1,081,029.69
Step by Step Solution
- Step 1: Write the proportion equation
1,519,047.69 : 2,279,692.98 = 720,331.94 : x - Step 2: Convert to fraction form
1,519,047.69/2,279,692.98 = 720,331.94/x - Step 3: Cross multiply
1,519,047.69x = 2,279,692.98 × 720,331.94 - Step 4: Simplify right side
1,519,047.69x = 1,642,135,655,489.32 - Step 5: Solve for x
x = 1,642,135,655,489.32/1,519,047.69 - Step 6: Final answer
x = 1,081,029.69
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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.