Finding the Fourth Proportional to 2,407,952.97, 3,322,957.52 and 1,320,206.60
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Solution
The fourth proportional to 2,407,952.97, 3,322,957.52 and 1,320,206.60 is: 1,821,875.48
Step by Step Solution
- Step 1: Write the proportion equation
2,407,952.97 : 3,322,957.52 = 1,320,206.60 : x - Step 2: Convert to fraction form
2,407,952.97/3,322,957.52 = 1,320,206.60/x - Step 3: Cross multiply
2,407,952.97x = 3,322,957.52 × 1,320,206.60 - Step 4: Simplify right side
2,407,952.97x = 4,386,990,461,031.54 - Step 5: Solve for x
x = 4,386,990,461,031.54/2,407,952.97 - Step 6: Final answer
x = 1,821,875.48
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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.