Finding the Fourth Proportional to 1,467,547.70, 2,201,321.55 and 907,675.70
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Solution
The fourth proportional to 1,467,547.70, 2,201,321.55 and 907,675.70 is: 1,361,513.55
Step by Step Solution
- Step 1: Write the proportion equation
1,467,547.70 : 2,201,321.55 = 907,675.70 : x - Step 2: Convert to fraction form
1,467,547.70/2,201,321.55 = 907,675.70/x - Step 3: Cross multiply
1,467,547.70x = 2,201,321.55 × 907,675.70 - Step 4: Simplify right side
1,467,547.70x = 1,998,086,078,821.33 - Step 5: Solve for x
x = 1,998,086,078,821.33/1,467,547.70 - Step 6: Final answer
x = 1,361,513.55
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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.