Finding the Fourth Proportional to 1,018,360.09, 1,527,539.91 and 260,202.98
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Solution
The fourth proportional to 1,018,360.09, 1,527,539.91 and 260,202.98 is: 390,304.41
Step by Step Solution
- Step 1: Write the proportion equation
1,018,360.09 : 1,527,539.91 = 260,202.98 : x - Step 2: Convert to fraction form
1,018,360.09/1,527,539.91 = 260,202.98/x - Step 3: Cross multiply
1,018,360.09x = 1,527,539.91 × 260,202.98 - Step 4: Simplify right side
1,018,360.09x = 397,470,439,494.02 - Step 5: Solve for x
x = 397,470,439,494.02/1,018,360.09 - Step 6: Final answer
x = 390,304.41
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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.