Finding the Fourth Proportional to 1,051,407.12, 1,450,940.40 and 598,698.12
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Solution
The fourth proportional to 1,051,407.12, 1,450,940.40 and 598,698.12 is: 826,202.59
Step by Step Solution
- Step 1: Write the proportion equation
1,051,407.12 : 1,450,940.40 = 598,698.12 : x - Step 2: Convert to fraction form
1,051,407.12/1,450,940.40 = 598,698.12/x - Step 3: Cross multiply
1,051,407.12x = 1,450,940.40 × 598,698.12 - Step 4: Simplify right side
1,051,407.12x = 868,675,289,712.05 - Step 5: Solve for x
x = 868,675,289,712.05/1,051,407.12 - Step 6: Final answer
x = 826,202.59
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.