Finding the Fourth Proportional to 1,023,603.36, 1,535,601.84 and 392,467.95
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Solution
The fourth proportional to 1,023,603.36, 1,535,601.84 and 392,467.95 is: 588,777.38
Step by Step Solution
- Step 1: Write the proportion equation
1,023,603.36 : 1,535,601.84 = 392,467.95 : x - Step 2: Convert to fraction form
1,023,603.36/1,535,601.84 = 392,467.95/x - Step 3: Cross multiply
1,023,603.36x = 1,535,601.84 × 392,467.95 - Step 4: Simplify right side
1,023,603.36x = 602,674,506,161.03 - Step 5: Solve for x
x = 602,674,506,161.03/1,023,603.36 - Step 6: Final answer
x = 588,777.38
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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.