Finding the Fourth Proportional to 1,435,722.22, 2,153,918.34 and 476,107.63
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Solution
The fourth proportional to 1,435,722.22, 2,153,918.34 and 476,107.63 is: 714,272.53
Step by Step Solution
- Step 1: Write the proportion equation
1,435,722.22 : 2,153,918.34 = 476,107.63 : x - Step 2: Convert to fraction form
1,435,722.22/2,153,918.34 = 476,107.63/x - Step 3: Cross multiply
1,435,722.22x = 2,153,918.34 × 476,107.63 - Step 4: Simplify right side
1,435,722.22x = 1,025,496,945,301.34 - Step 5: Solve for x
x = 1,025,496,945,301.34/1,435,722.22 - Step 6: Final answer
x = 714,272.53
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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.