Finding the Fourth Proportional to 1,577,660.12, 2,177,616.66 and 933,304.04
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Solution
The fourth proportional to 1,577,660.12, 2,177,616.66 and 933,304.04 is: 1,288,223.24
Step by Step Solution
- Step 1: Write the proportion equation
1,577,660.12 : 2,177,616.66 = 933,304.04 : x - Step 2: Convert to fraction form
1,577,660.12/2,177,616.66 = 933,304.04/x - Step 3: Cross multiply
1,577,660.12x = 2,177,616.66 × 933,304.04 - Step 4: Simplify right side
1,577,660.12x = 2,032,378,426,349.31 - Step 5: Solve for x
x = 2,032,378,426,349.31/1,577,660.12 - Step 6: Final answer
x = 1,288,223.24
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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.