Finding the Fourth Proportional to 3,133,664.26, 4,700,914.68 and 1,239,962.83
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Solution
The fourth proportional to 3,133,664.26, 4,700,914.68 and 1,239,962.83 is: 1,860,109.76
Step by Step Solution
- Step 1: Write the proportion equation
3,133,664.26 : 4,700,914.68 = 1,239,962.83 : x - Step 2: Convert to fraction form
3,133,664.26/4,700,914.68 = 1,239,962.83/x - Step 3: Cross multiply
3,133,664.26x = 4,700,914.68 × 1,239,962.83 - Step 4: Simplify right side
3,133,664.26x = 5,828,959,489,541.56 - Step 5: Solve for x
x = 5,828,959,489,541.56/3,133,664.26 - Step 6: Final answer
x = 1,860,109.76
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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.