Finding the Fourth Proportional to 1,257,220.96, 1,735,291.44 and 798,556
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Solution
The fourth proportional to 1,257,220.96, 1,735,291.44 and 798,556 is: 1,102,214.67
Step by Step Solution
- Step 1: Write the proportion equation
1,257,220.96 : 1,735,291.44 = 798,556 : x - Step 2: Convert to fraction form
1,257,220.96/1,735,291.44 = 798,556/x - Step 3: Cross multiply
1,257,220.96x = 1,735,291.44 × 798,556 - Step 4: Simplify right side
1,257,220.96x = 1,385,727,391,160.64 - Step 5: Solve for x
x = 1,385,727,391,160.64/1,257,220.96 - Step 6: Final answer
x = 1,102,214.67
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.