Finding the Fourth Proportional to 1,578,440.08, 2,367,682 and 513,487.68
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Solution
The fourth proportional to 1,578,440.08, 2,367,682 and 513,487.68 is: 770,238.64
Step by Step Solution
- Step 1: Write the proportion equation
1,578,440.08 : 2,367,682 = 513,487.68 : x - Step 2: Convert to fraction form
1,578,440.08/2,367,682 = 513,487.68/x - Step 3: Cross multiply
1,578,440.08x = 2,367,682 × 513,487.68 - Step 4: Simplify right side
1,578,440.08x = 1,215,775,537,157.76 - Step 5: Solve for x
x = 1,215,775,537,157.76/1,578,440.08 - Step 6: Final answer
x = 770,238.64
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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.