Finding the Fourth Proportional to 1,497,787.78, 2,247,242.91 and 777,679.96
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Solution
The fourth proportional to 1,497,787.78, 2,247,242.91 and 777,679.96 is: 1,166,811.35
Step by Step Solution
- Step 1: Write the proportion equation
1,497,787.78 : 2,247,242.91 = 777,679.96 : x - Step 2: Convert to fraction form
1,497,787.78/2,247,242.91 = 777,679.96/x - Step 3: Cross multiply
1,497,787.78x = 2,247,242.91 × 777,679.96 - Step 4: Simplify right side
1,497,787.78x = 1,747,635,776,359.08 - Step 5: Solve for x
x = 1,747,635,776,359.08/1,497,787.78 - Step 6: Final answer
x = 1,166,811.35
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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.