Finding the Fourth Proportional to 1,228,308.35, 1,695,048.26 and 684,467.06
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Solution
The fourth proportional to 1,228,308.35, 1,695,048.26 and 684,467.06 is: 944,554.92
Step by Step Solution
- Step 1: Write the proportion equation
1,228,308.35 : 1,695,048.26 = 684,467.06 : x - Step 2: Convert to fraction form
1,228,308.35/1,695,048.26 = 684,467.06/x - Step 3: Cross multiply
1,228,308.35x = 1,695,048.26 × 684,467.06 - Step 4: Simplify right side
1,228,308.35x = 1,160,204,687,182.74 - Step 5: Solve for x
x = 1,160,204,687,182.74/1,228,308.35 - Step 6: Final answer
x = 944,554.92
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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.