Finding the Fourth Proportional to 1,270,238.06, 1,752,921.62 and 697,287.98
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Solution
The fourth proportional to 1,270,238.06, 1,752,921.62 and 697,287.98 is: 962,253.62
Step by Step Solution
- Step 1: Write the proportion equation
1,270,238.06 : 1,752,921.62 = 697,287.98 : x - Step 2: Convert to fraction form
1,270,238.06/1,752,921.62 = 697,287.98/x - Step 3: Cross multiply
1,270,238.06x = 1,752,921.62 × 697,287.98 - Step 4: Simplify right side
1,270,238.06x = 1,222,291,175,508.13 - Step 5: Solve for x
x = 1,222,291,175,508.13/1,270,238.06 - Step 6: Final answer
x = 962,253.62
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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.