Finding the Fourth Proportional to 5,613,759.27, 8,421,677.73 and 1,776,547.49
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Solution
The fourth proportional to 5,613,759.27, 8,421,677.73 and 1,776,547.49 is: 2,665,149.98
Step by Step Solution
- Step 1: Write the proportion equation
5,613,759.27 : 8,421,677.73 = 1,776,547.49 : x - Step 2: Convert to fraction form
5,613,759.27/8,421,677.73 = 1,776,547.49/x - Step 3: Cross multiply
5,613,759.27x = 8,421,677.73 × 1,776,547.49 - Step 4: Simplify right side
5,613,759.27x = 14,961,510,390,712.01 - Step 5: Solve for x
x = 14,961,510,390,712.01/5,613,759.27 - Step 6: Final answer
x = 2,665,149.98
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.