Finding the Fourth Proportional to 1,495,622.34, 2,063,948.24 and 816,558.84
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Solution
The fourth proportional to 1,495,622.34, 2,063,948.24 and 816,558.84 is: 1,126,845.42
Step by Step Solution
- Step 1: Write the proportion equation
1,495,622.34 : 2,063,948.24 = 816,558.84 : x - Step 2: Convert to fraction form
1,495,622.34/2,063,948.24 = 816,558.84/x - Step 3: Cross multiply
1,495,622.34x = 2,063,948.24 × 816,558.84 - Step 4: Simplify right side
1,495,622.34x = 1,685,335,182,715.84 - Step 5: Solve for x
x = 1,685,335,182,715.84/1,495,622.34 - Step 6: Final answer
x = 1,126,845.42
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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.