Finding the Fourth Proportional to 5,118,603.84, 7,682,628.96 and 2,596,030.56
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Solution
The fourth proportional to 5,118,603.84, 7,682,628.96 and 2,596,030.56 is: 3,896,441.33
Step by Step Solution
- Step 1: Write the proportion equation
5,118,603.84 : 7,682,628.96 = 2,596,030.56 : x - Step 2: Convert to fraction form
5,118,603.84/7,682,628.96 = 2,596,030.56/x - Step 3: Cross multiply
5,118,603.84x = 7,682,628.96 × 2,596,030.56 - Step 4: Simplify right side
5,118,603.84x = 19,944,339,561,301.02 - Step 5: Solve for x
x = 19,944,339,561,301.02/5,118,603.84 - Step 6: Final answer
x = 3,896,441.33
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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.