Finding the Fourth Proportional to 1,707,489.57, 2,356,336.44 and 943,543.14
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Solution
The fourth proportional to 1,707,489.57, 2,356,336.44 and 943,543.14 is: 1,302,089.99
Step by Step Solution
- Step 1: Write the proportion equation
1,707,489.57 : 2,356,336.44 = 943,543.14 : x - Step 2: Convert to fraction form
1,707,489.57/2,356,336.44 = 943,543.14/x - Step 3: Cross multiply
1,707,489.57x = 2,356,336.44 × 943,543.14 - Step 4: Simplify right side
1,707,489.57x = 2,223,305,083,494.02 - Step 5: Solve for x
x = 2,223,305,083,494.02/1,707,489.57 - Step 6: Final answer
x = 1,302,089.99
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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.