Finding the Fourth Proportional to 1,467,646.80, 2,201,470.20 and 709,851.30
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Solution
The fourth proportional to 1,467,646.80, 2,201,470.20 and 709,851.30 is: 1,064,776.95
Step by Step Solution
- Step 1: Write the proportion equation
1,467,646.80 : 2,201,470.20 = 709,851.30 : x - Step 2: Convert to fraction form
1,467,646.80/2,201,470.20 = 709,851.30/x - Step 3: Cross multiply
1,467,646.80x = 2,201,470.20 × 709,851.30 - Step 4: Simplify right side
1,467,646.80x = 1,562,716,483,381.26 - Step 5: Solve for x
x = 1,562,716,483,381.26/1,467,646.80 - Step 6: Final answer
x = 1,064,776.95
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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.