Finding the Fourth Proportional to 1,332,278.16, 1,838,719.08 and 759,186.96
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Solution
The fourth proportional to 1,332,278.16, 1,838,719.08 and 759,186.96 is: 1,047,777.85
Step by Step Solution
- Step 1: Write the proportion equation
1,332,278.16 : 1,838,719.08 = 759,186.96 : x - Step 2: Convert to fraction form
1,332,278.16/1,838,719.08 = 759,186.96/x - Step 3: Cross multiply
1,332,278.16x = 1,838,719.08 × 759,186.96 - Step 4: Simplify right side
1,332,278.16x = 1,395,931,548,639.20 - Step 5: Solve for x
x = 1,395,931,548,639.20/1,332,278.16 - Step 6: Final answer
x = 1,047,777.85
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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.