Finding the Fourth Proportional to 1,343,751.79, 1,854,419.97 and 731,922.97
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Solution
The fourth proportional to 1,343,751.79, 1,854,419.97 and 731,922.97 is: 1,010,076.85
Step by Step Solution
- Step 1: Write the proportion equation
1,343,751.79 : 1,854,419.97 = 731,922.97 : x - Step 2: Convert to fraction form
1,343,751.79/1,854,419.97 = 731,922.97/x - Step 3: Cross multiply
1,343,751.79x = 1,854,419.97 × 731,922.97 - Step 4: Simplify right side
1,343,751.79x = 1,357,292,572,069.71 - Step 5: Solve for x
x = 1,357,292,572,069.71/1,343,751.79 - Step 6: Final answer
x = 1,010,076.85
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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.