Finding the Fourth Proportional to 1,443,757.74, 2,164,889.06 and 769,657.98
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Solution
The fourth proportional to 1,443,757.74, 2,164,889.06 and 769,657.98 is: 1,154,088.46
Step by Step Solution
- Step 1: Write the proportion equation
1,443,757.74 : 2,164,889.06 = 769,657.98 : x - Step 2: Convert to fraction form
1,443,757.74/2,164,889.06 = 769,657.98/x - Step 3: Cross multiply
1,443,757.74x = 2,164,889.06 × 769,657.98 - Step 4: Simplify right side
1,443,757.74x = 1,666,224,147,999.96 - Step 5: Solve for x
x = 1,666,224,147,999.96/1,443,757.74 - Step 6: Final answer
x = 1,154,088.46
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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.