Finding the Fourth Proportional to 1,570,450.74, 2,355,923.97 and 671,898.30
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Solution
The fourth proportional to 1,570,450.74, 2,355,923.97 and 671,898.30 is: 1,007,953.49
Step by Step Solution
- Step 1: Write the proportion equation
1,570,450.74 : 2,355,923.97 = 671,898.30 : x - Step 2: Convert to fraction form
1,570,450.74/2,355,923.97 = 671,898.30/x - Step 3: Cross multiply
1,570,450.74x = 2,355,923.97 × 671,898.30 - Step 4: Simplify right side
1,570,450.74x = 1,582,941,310,372.25 - Step 5: Solve for x
x = 1,582,941,310,372.25/1,570,450.74 - Step 6: Final answer
x = 1,007,953.49
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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.