Finding the Fourth Proportional to 1,217,101.26, 1,679,470.44 and 673,150.62
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Solution
The fourth proportional to 1,217,101.26, 1,679,470.44 and 673,150.62 is: 928,876.34
Step by Step Solution
- Step 1: Write the proportion equation
1,217,101.26 : 1,679,470.44 = 673,150.62 : x - Step 2: Convert to fraction form
1,217,101.26/1,679,470.44 = 673,150.62/x - Step 3: Cross multiply
1,217,101.26x = 1,679,470.44 × 673,150.62 - Step 4: Simplify right side
1,217,101.26x = 1,130,536,567,957.67 - Step 5: Solve for x
x = 1,130,536,567,957.67/1,217,101.26 - Step 6: Final answer
x = 928,876.34
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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.