Finding the Fourth Proportional to 1,020,745.80, 1,408,675.86 and 568,065.96
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Solution
The fourth proportional to 1,020,745.80, 1,408,675.86 and 568,065.96 is: 783,956.99
Step by Step Solution
- Step 1: Write the proportion equation
1,020,745.80 : 1,408,675.86 = 568,065.96 : x - Step 2: Convert to fraction form
1,020,745.80/1,408,675.86 = 568,065.96/x - Step 3: Cross multiply
1,020,745.80x = 1,408,675.86 × 568,065.96 - Step 4: Simplify right side
1,020,745.80x = 800,220,804,739.73 - Step 5: Solve for x
x = 800,220,804,739.73/1,020,745.80 - Step 6: Final answer
x = 783,956.99
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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.