Finding the Fourth Proportional to 1,178,482.08, 1,766,352.18 and 673,397.16
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Solution
The fourth proportional to 1,178,482.08, 1,766,352.18 and 673,397.16 is: 1,009,312.37
Step by Step Solution
- Step 1: Write the proportion equation
1,178,482.08 : 1,766,352.18 = 673,397.16 : x - Step 2: Convert to fraction form
1,178,482.08/1,766,352.18 = 673,397.16/x - Step 3: Cross multiply
1,178,482.08x = 1,766,352.18 × 673,397.16 - Step 4: Simplify right side
1,178,482.08x = 1,189,456,541,571.81 - Step 5: Solve for x
x = 1,189,456,541,571.81/1,178,482.08 - Step 6: Final answer
x = 1,009,312.37
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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.