Finding the Fourth Proportional to 1,105,722.35, 1,658,582.10 and 347,629.98
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Solution
The fourth proportional to 1,105,722.35, 1,658,582.10 and 347,629.98 is: 521,444.52
Step by Step Solution
- Step 1: Write the proportion equation
1,105,722.35 : 1,658,582.10 = 347,629.98 : x - Step 2: Convert to fraction form
1,105,722.35/1,658,582.10 = 347,629.98/x - Step 3: Cross multiply
1,105,722.35x = 1,658,582.10 × 347,629.98 - Step 4: Simplify right side
1,105,722.35x = 576,572,862,251.36 - Step 5: Solve for x
x = 576,572,862,251.36/1,105,722.35 - Step 6: Final answer
x = 521,444.52
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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.