Finding the Fourth Proportional to 1,438,207.54, 2,156,750.76 and 539,158.84
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Solution
The fourth proportional to 1,438,207.54, 2,156,750.76 and 539,158.84 is: 808,528.12
Step by Step Solution
- Step 1: Write the proportion equation
1,438,207.54 : 2,156,750.76 = 539,158.84 : x - Step 2: Convert to fraction form
1,438,207.54/2,156,750.76 = 539,158.84/x - Step 3: Cross multiply
1,438,207.54x = 2,156,750.76 × 539,158.84 - Step 4: Simplify right side
1,438,207.54x = 1,162,831,237,930.72 - Step 5: Solve for x
x = 1,162,831,237,930.72/1,438,207.54 - Step 6: Final answer
x = 808,528.12
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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.