Finding the Fourth Proportional to 1,356,257.12, 2,034,740.22 and 787,091.08
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Solution
The fourth proportional to 1,356,257.12, 2,034,740.22 and 787,091.08 is: 1,180,842.37
Step by Step Solution
- Step 1: Write the proportion equation
1,356,257.12 : 2,034,740.22 = 787,091.08 : x - Step 2: Convert to fraction form
1,356,257.12/2,034,740.22 = 787,091.08/x - Step 3: Cross multiply
1,356,257.12x = 2,034,740.22 × 787,091.08 - Step 4: Simplify right side
1,356,257.12x = 1,601,525,872,192.39 - Step 5: Solve for x
x = 1,601,525,872,192.39/1,356,257.12 - Step 6: Final answer
x = 1,180,842.37
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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.