Finding the Fourth Proportional to 1,207,250.81, 1,664,341.39 and 963,064.35
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Solution
The fourth proportional to 1,207,250.81, 1,664,341.39 and 963,064.35 is: 1,327,700.81
Step by Step Solution
- Step 1: Write the proportion equation
1,207,250.81 : 1,664,341.39 = 963,064.35 : x - Step 2: Convert to fraction form
1,207,250.81/1,664,341.39 = 963,064.35/x - Step 3: Cross multiply
1,207,250.81x = 1,664,341.39 × 963,064.35 - Step 4: Simplify right side
1,207,250.81x = 1,602,867,869,195.21 - Step 5: Solve for x
x = 1,602,867,869,195.21/1,207,250.81 - Step 6: Final answer
x = 1,327,700.81
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.