Finding the Fourth Proportional to 1,699,629.90, 2,345,626.38 and 974,545.08
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Solution
The fourth proportional to 1,699,629.90, 2,345,626.38 and 974,545.08 is: 1,344,950.83
Step by Step Solution
- Step 1: Write the proportion equation
1,699,629.90 : 2,345,626.38 = 974,545.08 : x - Step 2: Convert to fraction form
1,699,629.90/2,345,626.38 = 974,545.08/x - Step 3: Cross multiply
1,699,629.90x = 2,345,626.38 × 974,545.08 - Step 4: Simplify right side
1,699,629.90x = 2,285,918,648,147.21 - Step 5: Solve for x
x = 2,285,918,648,147.21/1,699,629.90 - Step 6: Final answer
x = 1,344,950.83
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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.