Finding the Fourth Proportional to 1,270,600.48, 1,753,456.92 and 697,642.92
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Solution
The fourth proportional to 1,270,600.48, 1,753,456.92 and 697,642.92 is: 962,762.74
Step by Step Solution
- Step 1: Write the proportion equation
1,270,600.48 : 1,753,456.92 = 697,642.92 : x - Step 2: Convert to fraction form
1,270,600.48/1,753,456.92 = 697,642.92/x - Step 3: Cross multiply
1,270,600.48x = 1,753,456.92 × 697,642.92 - Step 4: Simplify right side
1,270,600.48x = 1,223,286,805,763.01 - Step 5: Solve for x
x = 1,223,286,805,763.01/1,270,600.48 - Step 6: Final answer
x = 962,762.74
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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.