Finding the Fourth Proportional to 1,132,737.72, 1,698,920.71 and 311,884.84
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Solution
The fourth proportional to 1,132,737.72, 1,698,920.71 and 311,884.84 is: 467,776.09
Step by Step Solution
- Step 1: Write the proportion equation
1,132,737.72 : 1,698,920.71 = 311,884.84 : x - Step 2: Convert to fraction form
1,132,737.72/1,698,920.71 = 311,884.84/x - Step 3: Cross multiply
1,132,737.72x = 1,698,920.71 × 311,884.84 - Step 4: Simplify right side
1,132,737.72x = 529,867,615,154.98 - Step 5: Solve for x
x = 529,867,615,154.98/1,132,737.72 - Step 6: Final answer
x = 467,776.09
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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.