Finding the Fourth Proportional to 1,146,423.24, 1,582,029.74 and 656,376.48
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Solution
The fourth proportional to 1,146,423.24, 1,582,029.74 and 656,376.48 is: 905,779.89
Step by Step Solution
- Step 1: Write the proportion equation
1,146,423.24 : 1,582,029.74 = 656,376.48 : x - Step 2: Convert to fraction form
1,146,423.24/1,582,029.74 = 656,376.48/x - Step 3: Cross multiply
1,146,423.24x = 1,582,029.74 × 656,376.48 - Step 4: Simplify right side
1,146,423.24x = 1,038,407,111,996.52 - Step 5: Solve for x
x = 1,038,407,111,996.52/1,146,423.24 - Step 6: Final answer
x = 905,779.89
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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.