Finding the Fourth Proportional to 2,153,424.99, 3,229,020.07 and 636,908.62
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Solution
The fourth proportional to 2,153,424.99, 3,229,020.07 and 636,908.62 is: 955,032.43
Step by Step Solution
- Step 1: Write the proportion equation
2,153,424.99 : 3,229,020.07 = 636,908.62 : x - Step 2: Convert to fraction form
2,153,424.99/3,229,020.07 = 636,908.62/x - Step 3: Cross multiply
2,153,424.99x = 3,229,020.07 × 636,908.62 - Step 4: Simplify right side
2,153,424.99x = 2,056,590,714,916.84 - Step 5: Solve for x
x = 2,056,590,714,916.84/2,153,424.99 - Step 6: Final answer
x = 955,032.43
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1.5x scale
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.