Finding the Fourth Proportional to 1,467,572.40, 2,201,577.30 and 520,863.84
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Solution
The fourth proportional to 1,467,572.40, 2,201,577.30 and 520,863.84 is: 781,373.38
Step by Step Solution
- Step 1: Write the proportion equation
1,467,572.40 : 2,201,577.30 = 520,863.84 : x - Step 2: Convert to fraction form
1,467,572.40/2,201,577.30 = 520,863.84/x - Step 3: Cross multiply
1,467,572.40x = 2,201,577.30 × 520,863.84 - Step 4: Simplify right side
1,467,572.40x = 1,146,722,006,534.83 - Step 5: Solve for x
x = 1,146,722,006,534.83/1,467,572.40 - Step 6: Final answer
x = 781,373.38
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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.