Finding the Fourth Proportional to 1,274,902.66, 1,911,744.06 and 742,575.52
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Solution
The fourth proportional to 1,274,902.66, 1,911,744.06 and 742,575.52 is: 1,113,508.02
Step by Step Solution
- Step 1: Write the proportion equation
1,274,902.66 : 1,911,744.06 = 742,575.52 : x - Step 2: Convert to fraction form
1,274,902.66/1,911,744.06 = 742,575.52/x - Step 3: Cross multiply
1,274,902.66x = 1,911,744.06 × 742,575.52 - Step 4: Simplify right side
1,274,902.66x = 1,419,614,339,461.41 - Step 5: Solve for x
x = 1,419,614,339,461.41/1,274,902.66 - Step 6: Final answer
x = 1,113,508.02
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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.