Finding the Fourth Proportional to 1,158,483.36, 1,598,691.60 and 649,195.68
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Solution
The fourth proportional to 1,158,483.36, 1,598,691.60 and 649,195.68 is: 895,881.39
Step by Step Solution
- Step 1: Write the proportion equation
1,158,483.36 : 1,598,691.60 = 649,195.68 : x - Step 2: Convert to fraction form
1,158,483.36/1,598,691.60 = 649,195.68/x - Step 3: Cross multiply
1,158,483.36x = 1,598,691.60 × 649,195.68 - Step 4: Simplify right side
1,158,483.36x = 1,037,863,680,372.29 - Step 5: Solve for x
x = 1,037,863,680,372.29/1,158,483.36 - Step 6: Final answer
x = 895,881.39
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.