Finding the Fourth Proportional to 1,445,861.04, 2,169,387.07 and 635,829.05
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Solution
The fourth proportional to 1,445,861.04, 2,169,387.07 and 635,829.05 is: 954,005.45
Step by Step Solution
- Step 1: Write the proportion equation
1,445,861.04 : 2,169,387.07 = 635,829.05 : x - Step 2: Convert to fraction form
1,445,861.04/2,169,387.07 = 635,829.05/x - Step 3: Cross multiply
1,445,861.04x = 2,169,387.07 × 635,829.05 - Step 4: Simplify right side
1,445,861.04x = 1,379,359,305,774.30 - Step 5: Solve for x
x = 1,379,359,305,774.30/1,445,861.04 - Step 6: Final answer
x = 954,005.45
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.