Finding the Fourth Proportional to 1,979,087.66, 2,968,623.81 and 716,619.98
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Solution
The fourth proportional to 1,979,087.66, 2,968,623.81 and 716,619.98 is: 1,074,927.19
Step by Step Solution
- Step 1: Write the proportion equation
1,979,087.66 : 2,968,623.81 = 716,619.98 : x - Step 2: Convert to fraction form
1,979,087.66/2,968,623.81 = 716,619.98/x - Step 3: Cross multiply
1,979,087.66x = 2,968,623.81 × 716,619.98 - Step 4: Simplify right side
1,979,087.66x = 2,127,375,135,349.72 - Step 5: Solve for x
x = 2,127,375,135,349.72/1,979,087.66 - Step 6: Final answer
x = 1,074,927.19
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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.