Finding the Fourth Proportional to 1,169,439.90, 1,754,743.05 and 664,388.70
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Solution
The fourth proportional to 1,169,439.90, 1,754,743.05 and 664,388.70 is: 996,914.38
Step by Step Solution
- Step 1: Write the proportion equation
1,169,439.90 : 1,754,743.05 = 664,388.70 : x - Step 2: Convert to fraction form
1,169,439.90/1,754,743.05 = 664,388.70/x - Step 3: Cross multiply
1,169,439.90x = 1,754,743.05 × 664,388.70 - Step 4: Simplify right side
1,169,439.90x = 1,165,831,453,823.53 - Step 5: Solve for x
x = 1,165,831,453,823.53/1,169,439.90 - Step 6: Final answer
x = 996,914.38
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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.