Finding the Fourth Proportional to 1,416,961.04, 2,125,908.18 and 575,286.80
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Solution
The fourth proportional to 1,416,961.04, 2,125,908.18 and 575,286.80 is: 863,119.65
Step by Step Solution
- Step 1: Write the proportion equation
1,416,961.04 : 2,125,908.18 = 575,286.80 : x - Step 2: Convert to fraction form
1,416,961.04/2,125,908.18 = 575,286.80/x - Step 3: Cross multiply
1,416,961.04x = 2,125,908.18 × 575,286.80 - Step 4: Simplify right side
1,416,961.04x = 1,223,006,913,966.02 - Step 5: Solve for x
x = 1,223,006,913,966.02/1,416,961.04 - Step 6: Final answer
x = 863,119.65
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.