Finding the Fourth Proportional to 1,165,984.85, 1,745,026.77 and 716,990.06
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Solution
The fourth proportional to 1,165,984.85, 1,745,026.77 and 716,990.06 is: 1,073,055.84
Step by Step Solution
- Step 1: Write the proportion equation
1,165,984.85 : 1,745,026.77 = 716,990.06 : x - Step 2: Convert to fraction form
1,165,984.85/1,745,026.77 = 716,990.06/x - Step 3: Cross multiply
1,165,984.85x = 1,745,026.77 × 716,990.06 - Step 4: Simplify right side
1,165,984.85x = 1,251,166,848,523.91 - Step 5: Solve for x
x = 1,251,166,848,523.91/1,165,984.85 - Step 6: Final answer
x = 1,073,055.84
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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.