Finding the Fourth Proportional to 1,362,347.04, 2,043,643.68 and 520,906.08
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Solution
The fourth proportional to 1,362,347.04, 2,043,643.68 and 520,906.08 is: 781,406.20
Step by Step Solution
- Step 1: Write the proportion equation
1,362,347.04 : 2,043,643.68 = 520,906.08 : x - Step 2: Convert to fraction form
1,362,347.04/2,043,643.68 = 520,906.08/x - Step 3: Cross multiply
1,362,347.04x = 2,043,643.68 × 520,906.08 - Step 4: Simplify right side
1,362,347.04x = 1,064,546,418,265.57 - Step 5: Solve for x
x = 1,064,546,418,265.57/1,362,347.04 - Step 6: Final answer
x = 781,406.20
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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.