Finding the Fourth Proportional to 1,607,356.38, 2,409,357.78 and 542,032.14
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Solution
The fourth proportional to 1,607,356.38, 2,409,357.78 and 542,032.14 is: 812,482.76
Step by Step Solution
- Step 1: Write the proportion equation
1,607,356.38 : 2,409,357.78 = 542,032.14 : x - Step 2: Convert to fraction form
1,607,356.38/2,409,357.78 = 542,032.14/x - Step 3: Cross multiply
1,607,356.38x = 2,409,357.78 × 542,032.14 - Step 4: Simplify right side
1,607,356.38x = 1,305,949,353,519.05 - Step 5: Solve for x
x = 1,305,949,353,519.05/1,607,356.38 - Step 6: Final answer
x = 812,482.76
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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.