Finding the Fourth Proportional to 2,842,664.42, 3,922,878.40 and 1,553,504.62
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Solution
The fourth proportional to 2,842,664.42, 3,922,878.40 and 1,553,504.62 is: 2,143,837.19
Step by Step Solution
- Step 1: Write the proportion equation
2,842,664.42 : 3,922,878.40 = 1,553,504.62 : x - Step 2: Convert to fraction form
2,842,664.42/3,922,878.40 = 1,553,504.62/x - Step 3: Cross multiply
2,842,664.42x = 3,922,878.40 × 1,553,504.62 - Step 4: Simplify right side
2,842,664.42x = 6,094,209,711,762.65 - Step 5: Solve for x
x = 6,094,209,711,762.65/2,842,664.42 - Step 6: Final answer
x = 2,143,837.19
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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.